True feed
Chip thickness
Rake angle of the cutting tool
all of these
✅ The correct answer is option D.
Production Engineering MCQs
A __________ grinding wheel is used to grind soft materials.
coarse grained
medium grained
finegrained
✅ The correct answer is option A.
The usual value of the helix angle of a drill is
20°
30°
45°
60°
✅ The correct answer is option B.
Glazing in grinding wheels can be decreased by
using a harder wheel or by increasing the wheel speed
using a softer wheel or by decreasing the wheel speed
using a harder wheel or by decreasing the wheel speed
using a softer wheel o
✅ The correct answer is option B.
As the cutting speed increases, the tool cutting forces
remain constant
increases
decreases
first increases and th
✅ The correct answer is option C.
In machining metals, chips break due to __________ of work material.
toughness
ductility
elasticity
work hardening
✅ The correct answer is option D.
The tap used to cut threads in a blind hole is
taper tap
second tap
bottoming tap
any one of these
✅ The correct answer is option C.
The cutting speed for counter-boring should be __________ that of drilling operation.
equal to
less than
greater than
✅ The correct answer is option C.
In hot machining, solid carbide tools are preferred over high speed steel tools.
TRUE
FALSE
✅ The correct answer is option A.
The floating position of the holding fixture in a rotary transfer device is used to
improve the accuracy of location
reduce the tendency to over-index
improve upon the acceleration and deceleration characteristics
reduce the cycle time
✅ The correct answer is option D.