Question

What would the velocity of an object be if it was on a 1.75m

rope and took 4 seconds to go around 2 revolutions?

Answer 1

T = 4 sec / 2 = 2 sec period of revolution

S = 2 pi R = 2 * pi * 1.75 m = 11 m

V = S / T = 11 m / 2 sec = 5.5 m/s speed of object