1 in 10
1 in 15
1 in 20
1 in 30
✅ The correct answer is option C.
Production Engineering MCQs
A feed gear box for a screw cutting lathe is designed on the basis of
geometric progression
arithmetic progression
harmonic progression
none of these
✅ The correct answer is option A.
In lapping operaion, the amount of metal removed is
0.005 to 0.01 mm
0.01 to 0.1 mm
0.05 to 0.1 mm
0.5 to 1 mm
✅ The correct answer is option A.
A numerical method of identification of tool is known as tool signature.
Correct
Incorrect
✅ The correct answer is option A.
The depth of cut in drilling is __________ the drill diameter.
equal to
one-fourth
one-half
double
✅ The correct answer is option C.
The tool life is said to be over if
poor surface finish is obtained
there is sudden increase in cutting forces and power consumption
overheating and fuming due to heat of friction starts
all of the above
✅ The correct answer is option D.
In metal machining, the zone where the maximum heat is generated due to the plastic deformation of metal, is called
friction zone
work-tool contact zone
shear zone
none of these
✅ The correct answer is option C.
The tool may fail due to
cracking at the cutting edge due to thermal stresses
chipping of the cutting edge
plastic deformation of the cutting edge
all of these
✅ The correct answer is option D.
In oblique cutting system, the cutting edge of the tool
may clear the width of the workpiece
may or may not clear the width of the workpiece
may not clear the width of the workpiece
should always clear th
✅ The correct answer is option C.
The hole drilled for tapping should be smaller than the tap size by twice the depth of thread.
Agree
Disagree
✅ The correct answer is option A.