.A car and truck are both travelling with a constant speed of 20m/s. The car is 10m behind the truck. The truck driver suddenly applies his brakes, causing the truck to decelerated at the constant rate of 2m/s .Two second later the driver of the car applies his brakes and just manages to avoid a rear end collision. Determine the constant rate at which the car decelerated.
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Answer:
40m/s
Explanation:
20/10*2*100=40
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