1
GATE PI 1989
MCQ (Single Correct Answer)
+2
-0.6
If the number of double strokes per minute in a shaper is calculated by ($$0.643\, \times \,$$ Cutting speed in $$mm/min$$) / length of the stroke in $$m,$$ then the return speed is faster than the cutting speed by
A
$$40\% $$
B
$$60\% $$
C
$$80\% $$
D
$$100\% $$
EXAM MAP