A car accelerates at a rate of 10m/s2 for a time of 4s. It reaches a speed of 52 m/s. Calculate its initial speed.
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The Initial speed of the car was 12 m/s.
As it accelerated for 4sec at the speed of 10m/s so 10X4= 40.
Now, it reached the speed of 52m/s so 52-40= 12
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