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A car starts from rest and is accelerated uniformly at a rate of 4M/second square for 5 second. It maintain a constant speed for 20second .The brakes are the applied and the steps in the next 3seconds. Find the maximum speed attained.
Answers
Answered by
JAC OB254
Where the car maintains a constant speed, that is the maximum speed.
v=u+at
but u=0m/s since the car starts from rest.
v=0+(4×5)
v=20m/s
maximum speed= 20m/s
v=u+at
but u=0m/s since the car starts from rest.
v=0+(4×5)
v=20m/s
maximum speed= 20m/s
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