Q.20 A driver accelerates his car first at the rate of 2.8 m/s2 and then at the rate of 1.4 m/s2.The ratio of two force exerted by the engine in two cases will be:- *
1 point
2.0 N
2.4 N
3.0 N
1.0 N
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Answer:
1.0 N this is your answer but i am not sure
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