Calculate the velocity ratio of a screw jack of pitch 0.2cm if the length of the tommy bar is 23cm
a
230\(\pi\)
b
23\(\pi\)
c
70\(\pi\)
d
140\(\pi\)
Explanation
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Calculate the velocity ratio of a screw jack of pitch 0.2cm if the length of the tommy bar is 23cm
230\(\pi\)
23\(\pi\)
70\(\pi\)
140\(\pi\)
