# When a motor cyclist takes a U- turn in 4s what is the average angular velocity of the motor cyclist.

Q: When a motor cyclist takes a U- turn in 4s what is the average angular velocity of the motor cyclist.

Sol. When the motor cyclist takes a U – turn, angular displacement, θ = π rad and t = 4s.

The average angular velocity,

ω= θ/t = π /4=0.7855 rad /s