minutes. What is its acceleration in m/s2 ?
A vehicle gains velocity of 72 km/h within 5
91.
A. 1/20 m/s2
C. 1/10 m/s2
B. 1/15 m/s2
D. 1/5 m/s2
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A car initially at rest picks up a velocity of 72 km per hour in 20 ... of the car is 1000 kg find force developed by its engine and d - Physics ... speed = 72 km/hr = 72×(5/18) = 20 m/s. acceleration a is obtained from the formula " v = u + a×t " ,. with initial speed u = 0 and final speed v = 20 m/s. t is time taken, 20 s.
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