351. The process of removing metal by a cutter which is rotated against the direction of travel of workpiece, is called
up milling
down milling
face milling
end milling
✅ The correct answer is option A.
Production Engineering MCQs
352. For softer materials, the point angle of the drill is kept
equal to 118°
less than 118°
more than 118°
any one of these
✅ The correct answer is option B.
353. In hot machining, the work is heated by
simple heating
flame heating
induction heating
any one of these
✅ The correct answer is option D.
354. The form grinding is used to grind gear teeth, threads, splined shafts and holes.
Correct
Incorrect
✅ The correct answer is option A.
355. Side relief angle of a single point tool is the angle
by which the face of the tool is inclined towards back
by which the face of the tool is inclined sideways
between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of tool
between the surface of
✅ The correct answer is option C.
356. Flank wear is due to the abrasive action of hard mis-constituents including debris from built up edge as the work material rubs the work surface.
Correct
Incorrect
✅ The correct answer is option A.
357. A grinding wheel is said to be of __________ if the abrasive grains can be easily dislodged.
soft grade
medium grade
hard grade
✅ The correct answer is option A.
358. Ceramic tools are fixed to tool body by
soldering
brazing
welding
clamping
✅ The correct answer is option B.
359. The increase in depth of cut and feed rate __________ surface finish.
improves
deteriorates
does not effect
✅ The correct answer is option B.
360. If the grain size is __________ the tool life is better.
smaller
larger
✅ The correct answer is option B.