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An automobile moves on a road with a spe...

An automobile moves on a road with a speed of 54 km h.1. The radius of its wheels is 0.45m and the moment of inertia of the wheel about its axis of rotation is 3 kgm2. If the vehicle is brought to rest in 15s the magnitude of average torque transmitted by its brakes to the wheel is

A

`8.58 kg m^2s^-2`

B

10.86 kg m^2s^-2`

C

`2.86 kg m^2s^-2`

D

`6.66 kg m^2s^-2`

Text Solution

Verified by Experts

The correct Answer is:
D
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