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If n=4 (rpm of bull wheel), cs=3 mm/minute (cutting speed) and m=5 (ratio of return time to cutting time), find the value of length of cutting stroke (l) in mm.
Correct Answer: A — 12.5
Explanation:
C.S. = nl (1+m) / 100. Here, n=4, cs=3, m=5 and l can be found out by putting these values in above equation.