BROACHING AND GRINDING MCQS
- Side relief angle of a single point tool is the angle
- A left hand tool on lathe is used for turning in the direction
- Counterboring is the operation of
- Power requirement, with increase in cutting speed
- It is required to divide a surface into six equal parts using Brown and Sharpe dividing headIndex handle should be rotated by
- Heavy speed shafts to be turned by carbide tools on centre lathe must be supported in
- It is required to index 119 divisionsIt can be done by
- One of the important parameters of lathe specification is
- A quill is a
- The different speeds on a lathe are provided in
- Centring can be done most accurately on
- Small sized cylindrical jobs on engine lathe are held in
- In gang milling
- Spot facing is the operation of
- Trepanning operation is performed for
- A T-slot is milled in a
- End mills designed for cutting aluminium have
- The part of the back of tooth adjacent to the cutting edge which is relieved to avoid interference between the surface being machined and the cutter is called
- The centre of an existing hole is located
- When locating a number ot positions on a wol piece, the backlash in the machine screws can be eliminated by
- Drill press size is determined by
- When a workpiece requires several operations such as drilling, counter-boring, reaming etc., the following machine should be used
- Counter-sinking is the operation of
- For fast metal removal rate on lathe, it is recommended to
- Segmented chips are formed when machining
- Machinability
- Machinability depends on physical1
- Machinability tends to decrease with
- Machinability can be calculated and predicted by following factor
- Ideal chip is
(a) by which the face of the tool is inclined sideways
(b) by which the face of the tool is inclined towards back
(c) between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
(d) between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
(e) none of the above.
between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
(a) from right to left
(b) from left to right
(c) across the bed
(d) in angular position on compound slide
(e) any direction.
from left to right
(a) enlarging the end of a hole cylindrically
(b) cone-shaped enlargement of the end of a hole
(c) smoothing and squaring the surface around a hole
(d) sizing and finishing a hole
(e) none of the above.
enlarging the end of a hole cylindrically
(a) more or less remains constant
(b) decreases linearly
(c) increases linearly
(d) none of the above.
(e) unpredictable
increases linearly
(a) 6 turns
(b) 6 turns
(c) 6 turns
(d) 1/6 turns
(e) none of the above.
6 turns
(a) 4-jaw chuck
(b) 3-jaw chuck
(c) steady rest
(d) live centre
(e) collet.
4-jaw chuck
(a) direct indexing
(b) simple indexing
(c) compound indexing
(d) differential indexing
(e) any one of the above
differential indexing
(a) swing over tool bed
(b) swing over tool post
(c) distance between centres
(d) horse power
(e) bed length.
swing over tool bed
(a) tool holding device
(b) work clamping device
(c) tool used for milling operation
(d) device used in heat treatment operation
(e) steel tube in the head of some machine tools that enclose the bearings of rotating spindles on which are mounted the cutting tools.
tool holding device
(a) arithmetical progression
(b) harmonical progression
(c) geometrical progression
(d) any one of the above
(e) none of the above.
geometrical progression
(a) four jaw chuck
(b) three jaw chuck
(c) collet chuck
(d) magnetie chuck
(e) all of the above.
four jaw chuck
(a) three jaw chuck
(b) four jaw chuck
(c) lathe dog
(d) mandrel
(e) collet.
collet.
(a) several jobs can be performed in one set up
(b) one job is completed on several milling machines located together
(c) two or more cutters are mounted on the arbor and all of them remove the metal simultaneously
(d) all of the above
(e) none of the above.
two or more cutters are mounted on the arbor and all of them remove the metal simultaneously
(a) enlarging the end of a hole cylindrically
(b) cone-shaped enlargement of the end of a hole
(c) smoothing and squaring the surface around a hole
(d) sizing and finishing a hole
(e) none of the above.
smoothing and squaring the surface around a hole
(a) finishing a drilled hole
(b) truing a hole for alignment
(c) producing large hole
(d) sizing a small hole
(e) none of the above.
producing large hole
(a) single operation
(b) two operations
(c) three operations
(d) four operations
(e) none of the above.
two operations
(a) fast helix angle
(b) highly polished flutes
(c) highly polished cutting edges
(d) all of the above
(e) none of the above.
all of the above
(a) land
(b) fillet
(c) face
(d) cutting edge
(e) relief angle.
land
(a) by calipers
(b) by hit and trial
(c) using dividing head
(d) with a dial indicator mounted in the nachine spindle
(e) not possible.
with a dial indicator mounted in the nachine spindle
(a) using new screw
(b) backlash device
(c) positioning the workpiece always from tho same direction
(d) first taking it forward and then backward
(e) not possible.
positioning the workpiece always from tho same direction
(a) the largest drill that will fit the machine
(b) the largest piece of work that will fit on the drill table
(c) the largest diameter work that can be drilled on centre
(d) none of the above.
(e) size of table
none of the above.
(a) radial drilling machine
(b) multispindle drilling machine
(c) hand drilling machine
(d) gang-drilling machine
(e) none of the above.
gang-drilling machine
(a) enlarging the end of a hole cylindrically
(b) cone-shaped enlargement of the end of a hole
(c) smoothing and squaring the surface around hole
(d) sizing and finishing a hole
(e) none of the above.
cone-shaped enlargement of the end of a hole
(a) increase speed
(b) use hot machining
(c) use carbide tool
(d) use abundant supply of coolant
(e) use roughing cut
use roughing cut
(a) ductile metal
(b) brittle material
(c) heat treated material
(d) with lot of pressure and heat against the tool
(e) none of the above.
brittle material
(a) tends to increase with increase in hardness
(b) tends to decrease with increase in hardness
(c) remains unaffected with hardness
(d) (b) is correct in general, but it can be drastically influenced by strain hardening and micro structure
(e) none of the above.
(b) is correct in general, but it can be drastically influenced by strain hardening and micro structure
(a) microstructure, mechanical and properties and composition of workpiece material
(b) cutting forces
(c) type of chip
(d) tool life
(e) profile of workpiece.
microstructure, mechanical and properties and composition of workpiece material
(a) increase in hardness and increase in tensile strength
(b) increase in strain hardening tendencies
(c) increase in carbon content, hard oxide and carbide
(d) decrease in grain-size
(e) all of the above.
increase in strain hardening tendencies
(a) brinell hardness
(b) tensile strength
(c) shear angle
(d) all of the above
(e) none of the above.
all of the above
(a) heavy continuous chip
(b) lighter continuous chip
(c) tightly curled continuous chip
(d) short, broken one in the shape of ‘figure 9’ chip
(e) none of the above.
short, broken one in the shape of ‘figure 9’ chip
- MAINTAINANCE ENGINEERING – POLISHING, BUFFING , LAPPING AND HONING MCQS
- MACHANICS OF METAL CUTTING MCQS
Cover Topic
“broaching tool set”,”grinding process”,”surface grinding process”
