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Answer: Step-by-step explanation: v^2 - u^2 = 2*a*s (0)^2 - (20)^2 = 2 x (-a) ...

bhanutejaa99

<p>A vehicle is travelling at 72 km/h (20 m/s) when the driver sees a couple walk out on to the road 20m ahead (d=20m). The driver brakes immediately and stops just in time to avoid impact (i.e braking distance is 20m). The vehicle decelerates at a constant, gradual rate without skidding.</p>
<p>If the mass of the car is 1000kg, what was the work and power required to decelerate the vehicle?</p>

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bhanutejaa99

Bhanu TejaDr. Shyama Prasad Mukherjee International Institute of Information Technology - IIIT Naya Raipur

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