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# A car has wheels of radius 0.30 m and is travelling at 36 m/s. Calculate :(a) the angular speed of the wheel.(b) If the wheels describe 40 revolutions before coming to rest with a uniform acceleration.(i) find it angular acceleration and(ii) the distance covered.

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Q1
A car has wheels of radius 0.30 m and is travelling at 36 m/s. Calculate :
(a) the angular speed of the wheel.
(b) If the wheels describe 40 revolutions before coming to rest with a uniform acceleration.
(i) find it angular acceleration and
(ii) the distance covered.
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Q2
A wheel has initial angular speed of π rad/s. A constant force is acting on wheel to stop it. If wheel covers θ=π2 rad before coming to rest, find the magnitude of angular acceleration of the wheel.
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Q3
A wheel has initial angular speed of π rad/s. A constant force is acting on wheel to stop it. If wheel covers θ=π2 rad before coming to rest, find the magnitude of angular acceleration of the wheel.
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Q4
A wheel of moment of inertia 1kgm2 is rotating at a speed of 40rad/s. Due to friction on the axis, the wheel comes to rest in 10 minutes. Calculate the angular momentum of the wheel, two minutes before it comes to rest.
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Q5

A wheel rotation with uniform angular acceleration covers 50 revolutions in the first five seconds after the start. Find the angular acceleration and the angular velocity at the end of five seconds.

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