MCQ’s On Milling Machine
Q. Milling machine is a machine tool that removes the metal as the work is fed against a rotating singlepoint cutter.
A. true
B. false
.
.Answer: B
Explanation: Milling machine is a machine tool that removes the metal as the work is fed against a rotating multipoint cutter. Here, in milling machine multi point cutter should be used.
Q. In milling machine, cutter rotates at high speed and removes metal at very high speed.
A. true
B. false
.
.Answer: A
Explanation: It can be easily understood from its definition. This is the characteristic and advantage of milling cutters and that’s the reason why it is used more.
Q. Milling machine can hold______ cutters at a time.
A. only one
B. only two
C. only three
D. none of the mentioned
.
.Answer: D
Explanation: It can hold number of cutters at a time. Milling machine has multi point cutters.
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Q. Which of the following machine is superior to other machines as regards accuracy and better surface finish?
A. lathe
B. drill
C. shaper
D. milling
.
.Answer: D
Explanation: Lathe, drill and shaper are general purpose machines. They are versatile while milling machine is special purpose machine. Special purpose machine are always superior to general purpose machines for a particular specific work.
Q. Milling machines find wide application in production work.
A. true
B. false
.
.Answer: A
Explanation: Milling machine is special purpose machine unlike lathe, drill and shaper. So, obviously it has higher accuracy and better performance. So it is largely used in production work for a specific purpose.
Q. Which type of machining can be done by milling machine?
A. cutting keyways
B. slots and grooves
C. gears
D. all of the mentioned
.
.Answer: D
Explanation: Cutting keyways, slots and grooves, gears all are the application of milling machine. It is a specific purpose machine..
Q. Which of the following motion does a milling machine has?
A. vertical motion
B. crosswise motion
C. longitudinal motion
D. all of the mentioned
.
.Answer: D
Explanation: Milling machine have all mentioned motions in order to perform various operation nicely. Due to this quality it has wider application and more accuracy..
Q. For milling, the work is fixed on a table which controls the feed against the cutter.
A. true
B. false
.
.Answer: A
Explanation: It can be easily seen from the working of the milling machine. Here the feed means relative movement of the tool or work.
Q. Generally in workshop, column and knee type milling machine is used.
A. true
B. false
.
.Answer: A
Explanation: This is the most general milling machine and used in workshop. It is further categorized as slab milling and face end milling.
Q. Milling machine is designed for manufacturing a variety of tool room work.
A. true
B. false
.
.Answer: A
Explanation: Milling machine are very versatile. In spite of producing flat surfaces, it can also be used to dril, cut gear, bore and so on. It has wide applications.
Q. The various milling process may be classified in ______ categories.
A. 1
B. 2
C. 3
D. none of the mentioned
.
.Answer: B
Explanation: Various milling process may be classified in 2 categories: peripheral milling and face milling.
Q. Upmilling and downmilling are the subtype of ________ milling process.
A. peripheral milling
B. face milling
C. both peripheral milling and face milling
D. none of the mentioned
.
.Answer: A
Explanation: Peripheral milling is the type of milling in which produced machine surface remains parallel to the axis of cutter.
Q. Which of the following milling is known as conventional milling?
A. upmilling
B. downmilling
C. both upmilling and downmilling
D. none of the mentioned
.
.Answer: A
Explanation: Up milling is also known as conventional milling as in this process metal is removed by cutter which rotates in the opposite direction of the travel of the work piece.
Q. Which of the following process is also known as climb milling?
A. upmilling
B. downmilling
C. both upmilling and downmilling
D. none of the mentioned
.
.Answer: B
Explanation: Down milling is also known as climb milling as in this process metal is removed by cutter which rotates in the same direction of the travel of the work piece.
Q. The thickness of the chip in upmilling is _______ at the beginning of the cut.
A. minimum
B. maximum
C. zero
D. none of the mentioned
.
.Answer: A
Explanation: As per the working of the upmilling, at the begining the the thickness of chip is minimum as cutting force vary from zero to maximum in upmilling. So intially thickness of chip is minimum.
Q. The thickness of the chip in upmilling is _______ in when the cut terminates.
A. minimum
B. maximum
C. zero
D. none of the mentioned
.
.Answer: B
Explanation: The cutting force vary from zero to maximum in up milling. At the end due to maximum force chip thickness is high.
Q. The upmilling operation is not safe.
A. true
B. false
.
.Answer: B
Explanation: This is false. The upmilling opertion is safe. This is the benefit of this process.
Q. Machine vibration isn’t there in upmilling process.
A. true
B. false
.
.Answer: B
Explanation: This is the disadvantage of this process. The upmilling is feasible.
Q. The cutting force is directed _____ and this tends to lift the work from the fixture in upmilling.
A. upward
B. downward
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: This is the disadvantage of this process. The extra clamping forces may be required to fix the job on the table.
Q. In upmilling, the surface milled appears to be slightly wavy.
A. true
B. false
.
.Answer: A
Explanation: This is the disadvantage of upmilling. But its surface finish can be improved. Cutting fluid used by it is little bit complicated.
Q. The cutting action can be done from both sides of the table to finish the job. This is the advantage of _____ process.
A. upmilling
B. downmilling
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: This is the advantage of downmilling process. Its cutter turn are in similar direction.
Q. Smooth cut can be obtained in downmilling process.
A. true
B. false
.
.Answer: A
Explanation: Use of cutting fluid is simple. It can produce smooth cut. This is the advantage of this process.
1Q. More depth of cut can be used in ______milling process.
A. upmilling
B. downmilling
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: This is the advantage of downmilling process. The cutting force vary from maximum to zero in this process.
Q. In downmilling, clamping difficulty is not high.
A. true
B. false
.
.Answer: A
Explanation: In downmilling, forces are enough on job to press down so no concern for clamping difficulty.
Q. Difficulty is experienced in pouring coolant just on the cutting edge from where the chip begins. This is the disadvantage of______ process.
A. upmilling
B. downmilling
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: This is the disadvantage of upmilling. Use of cutting fluid is difficult in upmilling.
Q. The work is pulled by cutter teeth and hence the job may get spoiled or breakaway. This is the disadvantage of _____ process.
A. upmilling
B. downmilling
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: This is the disadvantage of downmilling.In downmilling, job and tool movements are in same direction.
Q. As the cutter progress, the chip accumulate at the cutting zone, spoils the work surfaces. This is the disadvantage of ______ process.
A. upmilling
B. downmilling
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: This is the disadvantage of upmilling. Cutter turns against the direction in which work is being fed.
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Q. Cutter teeth wears out soon as in the beginning itself the teeth comes in contact with the hard surface of the workpiece. This is the disadvantage of _______ process.
A. upmilling
B. downmilling
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: This is the disadvantage of downmilling. Cutter turns in similar direction in which the work is being fed.
Q. The burr on the surface cleans during the cutting operation. This is the advantage of _______ process.
A. upmilling
B. downmilling
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: This is the advantage of down milling. Its surface finish can be improved if it is free.
Q. Upmilling is the process of removing metal by a cutter which is rotated _______ direction of the travel of the workpiece.
A. in the same
B. against the
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: As per the definition of up milling process. This up milling process is also known as conventional process.
Q. Downmilling is the process of removing metal by a cutter which is rotated _______ direction of the travel of the workpiece.
A. in the same
B. against the
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: As per the definition of down milling process. This down milling process is also known as climb milling.
Q. The thickness of the chip is ______ when the tooth begins its cut in down milling.
A. maximum
B. minimum
C. zero
D. can’t say anything
.
.Answer: A
Explanation: The cutting force vary from maximum to zero in down milling so at the starting thickness of chip is maximum.
Q. The thickness of the chip is ______ when the cut terminates in down milling.
A. maximum
B. minimum
C. zero
D. can’t say anything
.
.Answer: A
Explanation: From the working of down milling, the cutting force vary from maximum to zero. So at the end thickness of chip is minimum.
Q. For down milling, _______ machines are used.
A. light
B. moderate
C. rigid
D. none of the mentioned
.
..Answer: C
Explanation: Rigid machines are used in this process so that no clamping difficulty is there in down milling.
1Q. In down milling, the machine must have fixed on it a backlash error eliminator.
A. true
B. false
.
.Answer: A
Explanation: As per the construction of this machine. This is done to make the forces strong enough on job to press down.
1Q. In down milling, more springing actions are there in cutter.
A. true
B. false
.
.Answer: B
Explanation: This is false. In down milling, less springing actions are there in cutter.
1Q. Narrow slots can be milled in _________ milling process.
A. up milling
B. down milling
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: This is the advantage of down milling process. In up milling, it is difficult to mill narrow slots.
1Q. Down milling is easily used on flexible, thin and flat jobs.
A. true
B. false
.
.Answer: A
Explanation: There is no clamping issue in down milling. Use of cutting fluid is easy. Job and tool movements are in same direction. Due to this and many other advantages, down milling is easily used on flexible, thin and flat jobs.
Q. In horizontal type universal column and knee type of milling machine, the table is placed on the knee-casting which in turn is mounted on the _____ slides of the main column.
A. horizontal
B. vertical
C. 45 degree inclined to both plans
D. none of the mentioned
.
.Answer: B
Explanation: As per the construction of this machine. This is true for horizontal type machine. In plain and vertical type machine arrangement may be different.
Q. The knee is ______ adjustable on the column in horizontal column and knee type milling machine.
A. horizontally
B. vertically
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: The knee is vertically adjustable on the column in horizontal machine so that table can move in vertical direction.
Q. In this machine, the table can be moved ______
A. only up
B. only down
C. both up and down
D. none of the mentioned
.
..Answer: C
Explanation: The table can be moved up and down to accommodate work of various heights.
Q. In this horizontal column and knee type machine, cutter rotates about _____ axis.
A. horizontal
B. vertical
C. 45 degree inclined to both plans
D. none of the mentioned
.
.Answer: A
Explanation: In this machine, cutter rotates about horizontal axis that’s the reason why it is known as horizontal column and knee type machine.
Q. The column and knee type milling machines are classified according to_______
A. various methods of supplying power to table
B. different movements of table
C. different axis of rotation of spindle
D. all of the mentioned
.
.Answer: D
Explanation: As per the classification of this machine, these are the aspects in which machine can be classified. These machines are mostly used in workshop.
Q. In a universal milling machine, table of the machine may be swiveled about a vertical axis, which helps in _____ milling.
A. helical
B. cam
C. both helical and cam
D. none of the mentioned
.
..Answer: C
Explanation: It helps in helical milling, cam milling and several other milling. This universal milling is also suitable drilling and tapping.
Q. Which of following part of these machines is swivel base?
A. top
B. bottom
C. middle
D. none of the mentioned
.
..Answer: C
Explanation: As per the construction of this machine, bottom part is swivel base on which stands the column.
Q. Which part of this machine has transverse motion?
A. top
B. bottom
C. middle
D. none of the mentioned
.
.Answer: B
Explanation: As per the construction of this machine, bottom parts has traverse motion. Bottom part can be moved toward or away from the column.
Q. Which part of this machine has longitudinal motion?
A. top
B. bottom
C. middle
D. none of the mentioned
.
.Answer: A
Explanation: The top part of this machine has longitudinal motion in the guideways machined in the swivel base.
Q. Guideways are machined on the _____ of the knee.
A. top
B. middle
C. bottom
D. none of mentioned
.
.Answer: A
Explanation: Guide ways are machined on the top of the knee. Guideways means a track or path along with something moves.
Q. Which of the following part of machine is a cross slide?
A. top
B. middle
C. bottom
D. none of mentioned
.
..Answer: C
Explanation: Bottom part of machine is a cross slide. This part can move towards or away from the column.
Q. The top part of this machine is mounted on the swivel base.
A. true
B. false
.
.Answer: A
Explanation: The top part of the machine means actual table and this table is located on the swivel base.
Q. The cutter is mounted on the arbor.
A. true
B. false
.
.Answer: A
Explanation: The cutter is mounted on the arbor with the purpose of fitting it into the spindle of the mechanism.
Q. The knee is capable of being moved up and down over the guideways formed at the _____ of the column.
A. front
B. back
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: The knee is capable of being moved up and down over the guideways formed at the front of the column. This motion helps in accommodating jobs of varying heights and also giving depth of cut.
1Q. The machine consists of a light base on which stands the column.
A. true
B. false
.
.Answer: B
Explanation: The machine consists of a rigid base on which stands the column. The column houses the drive motor and speed mechanism in addition to providing support for spindle and spindle bearings.
Q. The cutting edges are spaced ______ on the circumference of the cutter.
A. equally
B. unequally
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: The cutting edges are spaced equally on the circumference of the cutter so as to provide an identical surface. If they are not spaced equally, then we can’e get a smooth surface.
Q. The milling cutters are revolving tools having ______ cutting edges.
A. only one
B. only two
C. only three
D. none of mentioned
.
.Answer: D
Explanation: It has one or several cutting edges depends upon its work.Different cutting edges are used for different purposes.
Q. The cutting elements are called teeth.
A. true
B. false
.
.Answer: A
Explanation: As per the definition of cutting elements, they can be termed as teeth which are used for the purpose of intermittent engagement.
Q. The cutting elements intermittently engages ______
A. workpiece
B. remove material
C. both workpiece and remove material
D. none of the mentioned
.
..Answer: C
Explanation: Both workpiece and removed material can intermittently engaged with the help of cutting elements through the principle of relative movements .
Q. In milling cutters, intermittently engagement is done by individual motion of cutter.
A. true
B. false
.
.Answer: B
Explanation: In milling cutters, intermittently engagement is done by relative motion of cutter and workpiece.
Q. Milling cutters are broadly classified into______ types.
A. 1
B. 2
C. 3
D. none of the mentioned
.
.Answer: B
Explanation: Milling cutters broadly classified into 2 types : arbor type and shank type.
Q. Milling cutters may be made of ferrous cast alloys.
A. true
B. false
.
.Answer: B
Explanation: Milling matters are generally not made of ferrous cast alloys. Milling cutters may be made of non-ferrous cast alloys.
Q. Milling cutters may be made of______
A. high speed steel
B. cemented tipped
C. super high speed steel
D. all of the mentioned
.
.Answer: D
Explanation: Milling cutters may be made of all mentioned. These all can give great strength ti milling cutters that’s why they are used.
Q. The cutters having a bore at center are mounted and keyed on a short shaft called_____
A. arbor
B. shank
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: It is the definition of arbor and arbor is one of the famous type of milling cutter.
Q. Arbor is connected with the milling machine spindle by_____
A. draw bolt
B. driving bolt
C. both draw bolt and driving bolt
D. none of the mentioned
.
..Answer: C
Explanation: Arbor milling is very rapid and versatile in which arbor is connected by both draw bolt and driving bolt to perform fast.
Q. Slab mill cutter is an example of ______ milling cutter.
A. arbor type
B. shank type
C. special type
D. none of the mentioned
.
.Answer: A
Explanation: Slab mill is the milling which is mainly used for the purpose of rapid machining of large and broad surfaces.
Q. End mill cutter is an example of shank type milling cutter.
A. true
B. false
.
.Answer: A
Explanation: As per the classification of milling cutters. These cutters are used in applications such as tracer milling, profile milling and plunging
Q. Plain milling cutter is an example of ______ milling cutter.
A. arbor type
B. shank type
C. special type
D. none of the mentioned
.
..Answer: C
Explanation: It is categorized under special type. Flat surfaces can be milled by this cutter. Apart from it it can perform other some simple milling operation.
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Q. Side milling cutter is an example of ______ milling cutter.
A. arbor type
B. shank type
C. special type
D. none of the mentioned
.
..Answer: C
Explanation: As per the classification of milling cutters. This cutter can handle deep and long open slots in a more comfortable manner, which increase the productivity.
Q. Slitting saw cutter is an example of ______ milling cutter.
A. arbor type
B. shank type
C. special type
D. none of the mentioned
.
..Answer: C
Explanation: It is type of special purpose because it is not used for removing lots of material. It is used for the purpose of cutting a narrow slit into material.
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Q. Ball nose cutter is almost similar to slot drill.
A. true
B. false
.
.Answer: A
Explanation: Both are almost similar. There is only one difference that ends of ball nose cutters are hemispherical.
Q. Carbide and ceramic tips are used in ________
A. slab mill
B. face mill
C. fly mill
D. none of mentioned
.
.Answer: B
Explanation: Face mill is the cutter which uses multiple disposable carbide and ceramic tips. These are mounted on its cutter body .
Q. Form cutter is an example of arbor type milling cutter.
A. true
B. false
.
.Answer: B
Explanation: This is false. As per the classification of milling cutters, form cutter is an example of special type milling cutter.
Q. Fly cutters, which are made of a single body are replaceable with the face mills.
A. true
B. false
.
.Answer: A
Explanation: This is the characteristic of fly cutter. They are made of a single body from which only one tool bit or two tool bits can be inserted.
Q. Slot drill consists of ______ flutes.
A. 1
B. 2
C. 3
D. 4
.
.Answer: B
Explanation: This drill consists of 2 flutes. Slot drill is the drill which is able to drill straight down into the material.
Q. The indexing is the operation of dividing the periphery of a piece of work into any number of equal parts.
A. true
B. false
.
.Answer: A
Explanation: It is the definition of indexing.It is generally used for milling machine but it has also some application in boring,grinders, drill presses etc.
Q. The indexing operation can also be adapted for producing ______ headed bolts.
A. hexagonal
B. square
C. both hexagonal and square
D. none of the mentioned
.
..Answer: C
Explanation: The indexing operation can also be adapted for producing hexagonal and square headed bolts. It is versatility of this method and that’s the reason why it is largely used.
Q. In cutting spur gear, equal spacing of teeth on the gear blank can’t be performed by indexing.
A. true
B. false
.
.Answer: B
Explanation:In cutting spur gear, equal spacing of teeth on the gear blank can be performed by indexing.
Q. Indexing is accomplished by using a special attachment known as__________
A. dividing head
B. index head
C. both dividing head and index head
D. none of the mentioned
.
..Answer: C
Explanation: Indexing head is also known as dividing head and this driving head is also known as indexing head.
Q. The dividing heads are of ____ types.
A. 1
B. 2
C. 3
D. none of the mentioned
.
..Answer: C
Explanation: The dividing heads are of 3 types: universal driving head, optical driving head and plain driving head.
Q. Which of the following is not the type of dividing heads?
A. plain dividing head
B. universal dividing head
C. optical dividing head
D. all of the mentioned
.
.Answer: D
Explanation: All plain driving head, universal driving head and optical driving head are the types of dividing heads.
Q. Which of the following dividing head is also known as simple dividing head?
A. plain dividing head
B. universal dividing head
C. optical dividing head
D. all of the mentioned
.
.Answer: A
Explanation: Plain dividing head is also known as simple dividing head. It performs simple not too complicated tasks.
Q. Which of the following is the most common type of indexing arrangement used in workshops?
A. plain dividing head
B. universal dividing head
C. optical dividing head
D. all of the mentioned
.
.Answer: B
Explanation: As per the application of universal dividing head. It is very versatile and can perform various operation that’s why it is used in industry.
Q. Universal index head can be used to execute all form of indexing.
A. true
B. false
.
.Answer: A
Explanation: This is the advantage of this head. Due to its versatility it can perform the tasks of other indexing methods and can execute all form of indexing.
Q. Which of the following is the important part of universal head?
A. worm
B. index plate
C. sector arm
D. all of the mentioned
.
.Answer: D
Explanation: Worm, sector arm, index plate, sector arch,sector ram, crank, taper hole, spindle etc. are the main parts of universal head .
1. Which of the following has single start threads in universal dividing head?
A. worm
B. index plate
C. sector arm
D. none of the mentioned
.
.Answer: A
Explanation: As per the construction of universal dividing head, worm has single start threads. It has to allow the spindle to pass through it during the rotation of spindle.
1. In universal dividing head, the worm wheel has 40 teeth.
A. true
B. false
.
.Answer: A
Explanation: As per the construction of worm wheel, worm wheel has 40 teeth for the better function. Taper hole spindle passes through it.
1. The crank is used to rotate the spindle of the dividing head in universal dividing head.
A. true
B. false
.
.Answer: A
Explanation: Crank is used for this purpose. It is the main function of the head. Spindle is passed through the worm and worm wheel arrangement.
1. Rotation of spindle is done through _______ arrangement in universal dividing head.
A. worm
B. worm wheel
C. both worm and worm wheel
D. none of the mentioned
.
..Answer: C
Explanation: Worm and worm wheel arrangement are used for the rotation of spindle but the rotation of spindle starts because of crank arrangement.
1. By linking the worm and worm gear driving mechanism of the attachment with the leadscrew of the table, continuous ______ motion can be imparted to the workpiece.
A. rotary
B. transverse
C. reciprocating
D. none of the mentioned
.
.Answer: A
Explanation: As per working of universal dividing head, continuous rotary motion can be imparted to workpiece for the purpose of helical milling.
Q. Which of the following is not the method of indexing?
A. compound indexing
B. differential indexing
C. angular indexing
D. none of the mentioned
.
.Answer: D
Explanation: All mentioned are the methods of indexing. Generally direct indexing is used but when the indexing required for numbers is beyond the the range of direct indexing, other methods are used.
Q. Which of the following indexing method is also known as rapid indexing?
A. direct indexing method
B. angular indexing method
C. compound indexing method
D. none of the mentioned
.
.Answer: A
Explanation: Direct indexing method is also known as rapid indexing method because it is more fast as compare to others.
Q. Simple indexing method is also known as plain indexing method.
A. true
B. false
.
.Answer: A
Explanation: Simple indexing method is also known as plain indexing method, which is used for the simple task.
Q. Direct indexing is used when a large number of identical pieces are indexed by very large divisions.
A. true
B. false
.
.Answer: B
Explanation: Direct indexing is used when a large number of identical pieces are indexed by very small divisions. It is generally not used when divisions are large
Q. In direct indexing, the operation may be performed in_______
A. plain dividing head
B. universal dividing head
C. both plain and universal dividing head
D. none of the mentioned
.
..Answer: C
Explanation: The operation may be performed in these both dividing head plain driving head and universal driving head.
Q. When using a universal dividing head, the worm and worm wheel are first disengaged.
A. true
B. false
.
.Answer: A
Explanation: As per the working of direct indexing, the worm and worm wheel are first disengaged. This is done in a manner similar to that used in the back gear of a lathe by turning a handle which operates an eccentric bushing.
Q. The rapid index plate is generally fitted to the ______ end of the spindle nose.
A. front
B. rear
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: The required number of divisions on the work is obtained by means of the rapid index plate, which is generally fitted to the front end of the spindle nose.
Q. In direct indexing, the plate has ______ equally spaced holes.
A. 12
B. 24
C. 48
D. none of the mentioned
.
.Answer: B
Explanation: In direct indexing, the plate has twenty four equally spaced holes into any one of which a spring loaded pin is pushed to lock the spindle with the frame.
Q. If n=number of divisions required, then find the number of holes to be moved in direct indexing.
A. 12/n
B. 24/n
C. 12*n
D. 24*n
.
.Answer: B
Explanation: It is the formula for direct indexing. Various types of indexing methods are there like compound indexing, angular indexing and so on.
Q. If number of divisions required=4, then find the number of holes to be moved in direct indexing.
A. 12
B. 6
C. 4
D. none of the mentioned
.
.Answer: B
Explanation: From the formula 24/n, wher n=number of divisions required. So, by dividing 24 by 4, we can easily get 6 as an answer.
Q. Shaping can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: Vertical milling machines are of two types: bedmill and turrent mill and due to its construction features these vertical type milling machines can performed shaping easily.
Q. surfacing can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: Surfacing can be performed more effectively by vertical milling machine. This machine has a spindle. It rotates in vertical direction over the table.
Q. Form cutting can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: Form cutting can be performed more effectively by horizontal milling machine. The spindle in the horizontal milling machine is mounted on the horizontal arbor above table.
Q. Slab milling can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: Slab milling can be performed more effectively by horizontal milling machine. This slab mill is also used in gang milling.
Q. Drilling can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: In vertical milling, the workpiece is held by a horizontal table and this horizontal table rotates about a vertical axis. There are none-rotating tools which can be fed by crossrail and then drilling operation is performed which is more effective in nature.
Q. Boring can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: Vertical boring milling is more effectively as it has wide application in ring gear blanks, turbine casting and locomotive tires and so on.
Q. Dovetailing can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: As per the classification of milling operations. Dovetailing means joint something like link together with the help of dovetail.
Q. Straddle milling can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: A
Explanation: Sometimes we machine two or more vertical parallel surfaces at a single cut, this type of operation is known as straddle milling. Horizontal milling can perform it more nicely.
Q. Angular milling can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
..Answer: C
Explanation: Angular milling is a type of milling that mills flat surfaces which are neither parallel or perpendicular to the axis of milling cutter. It is performed more accurately by both milling machines: horizontal and vertical.
Q. Cutting T-slots can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. can’t say anything
D. none of the mentioned
.
.Answer: B
Explanation: This process depends upon the size of the T bolts which are going to be used and its typical milling process which can be performed by vertical milling more effectively.
1. Slotting can be performed more effectively by ______ milling machine.
A. horizontal
B. vertical
C. both horizontal and vertical
D. none of the mentioned
.
..Answer: C
Explanation: Slotting is the removal of material in the form of chips by a relative movement of a tool with a cutting edge relative to a workpiece along a non-circular trajectory.
