When a motor cyclist takes a `U-turn` in `4s` what is the average angular velocity of the motor cyclist.
When a motor cyclist takes a `U-turn` in `4s` what is the average angular velocity of the motor cyclist.
A. `pi//2 rad//s`
B. `pi//4 rad//s`
C. `pi//3 rad//s`
D. `pi//5 rad//s`
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Correct Answer - B
`(T_(1))/(2)=4" "therefore T=8s`
`omega=(2pi)/(T)=(2pi)/8=(pi)/(4)`
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