1.

If ‘V’ is vehicle speed(in metres/min) and ‘R’ is radius of driving wheel(in metres) then the rpm of the driving wheel is given by$

A. rpm = V/2πR
B. rpm = 2πV/R
C. rpm = πR/V
D. rpm = πV/R
Answer» B. rpm = 2‚âà√¨‚àö√ëV/R


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