zero helix angle is used
low helix angle is used
high helix angle is used
any helix angle can be
✅ The correct answer is option C.
Production Engineering MCQs
The shear velocity is the velocity of
tool relative to the workpiece
chip relative to the tool
tool along the tool face
none of these
✅ The correct answer is option D.
When the shear angle is small
path of shear is short and chip is thin
path of shear is large and chip is thick
path of shear is short and chip is thick
path of shear is large
✅ The correct answer is option B.
In case of turning, as the machining proceeds, the spindle speed must __________ with the decrease in diameter of work.
decrease
increase
✅ The correct answer is option B.
The top and sides of the table of a shaper usually have
L-type slots
T-type slots
I-type slots
any one of these
✅ The correct answer is option B.
For turning small taper on long workpiece, the suitable method is
by a form tool
by setting over the tail stock
by a taper turning attachment
by swivelling the comp
✅ The correct answer is option B.
In reaming process
metal removal rate is high
high surface finish is obtained
high form accuracy is obtained
high dimensional accur
✅ The correct answer is option C.
Which of the following statement is correct about EDM machining?
It can machine hardest materials.
It produces high degree of surface finish.
The tool and work are never in contact with each other.
all of these
✅ The correct answer is option D.
The relief or clearance at the cutting edge of a flat drill varies from
3° to 8°
20° to 30°
60° to 90°
90° to 120°
✅ The correct answer is option A.
The type of tool used on lathe, shaper and planer is
single point cutting tool
two point cutting tool
three point cutting tool
multi-point cutting to
✅ The correct answer is option A.