Question

A fan rotates at rate of 600 revolutions per minute.Calculate angular velocity

Answer 1

In one revolution it will make 360° that is 2
$\pi$
for 600 rotations in a minute it'll move by 1200
$\pi$
angular velocity would be
$\frac{1200 \times 2\pi}{60}$
$40\pi \: per \: second$