Physics

Physics

Problem

A car is travelling at 20 m/s20 \text{ m/s} on a circular road of radius 100 m100 \text{ m}. It is increasing in speed at the rate of 3 m/s23 \text{ m/s}^2. Its acceleration is :- (1) 3 m/s23 \text{ m/s}^2 (2) 4 m/s24 \text{ m/s}^2 (3) 5 m/s25 \text{ m/s}^2 (4) 7 ms−17 \text{ ms}^{-1}

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