rate of production is very high
high accuracy and high class of surface finish is possible
roughing and finishing cuts are completed in one pass of the tool
all of the above
✅ The correct answer is option D.
Production Engineering MCQs
262. Jigs are used
for holding and guiding the tool in drilling, reaming or tapping operations
for holding the work in milling, grinding, planing or turning operations
to check the accuracy of workpiece
none of the above
✅ The correct answer is option A.
263. Tool signature consists of __________ elements.
two
four
five
seven
✅ The correct answer is option D.
264. Threading is an operation of
smoothing and squaring the surface around a hole
sizing and finishing a small diameter hole
producing a hole by removing metal along the circumference of a hollow cutting tool
cutting helical groove
✅ The correct answer is option D.
265. The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is __________ cutting speed for drilling mild steel with high speed steel drills.
equal to
less than
more than
✅ The correct answer is option A.
266. In oblique cutting system, the tool may or may not generate a surface parallel to the workface.
Yes
No
✅ The correct answer is option A.
267. The keyways, grooves and slots cannot be cut on a shaper.
TRUE
FALSE
✅ The correct answer is option B.
268. Back rake angle of a single point tool is the angle by which the face of the tool is inclined towards back.
Agree
Disagree
✅ The correct answer is option A.
269. Carbon tool steels have low-heat and wear-resistance.
Correct
Incorrect
✅ The correct answer is option A.
270. In metal cutting, use of low feeds and high cutting speeds is desired when the objective is
high metal removal rate
dry machining
use of soft cutting tool
surface finish
✅ The correct answer is option D.