a racing car moving at a speed of 20m/s acceleration for a distance of 50m to at train a speed of 30m/s. What is the acceleration of the car?
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a racing car moving at a speed of 20m/s acceleration for a distance of 50m to at train a speed of 30m/s. What is the acceleration of the car?
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v^2=u^2+2as
(30)^2=(20)^2+2×a×50
900=400+100a
100a=500
a=5m/s^2
Mark as brainlist answer.