Question

A car accelerates at a rate of 10 ms-2

Find the increase in its velocity in 4s.

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Answer 1

Explanation:

Acceleration =5ms

−2

Time =2s

Increase in velocity = acceleration × time =(5×2)ms

−1

=10ms

−1

Answer 2

Answer:

40 m/s

Explanation:

ANSWER

Acceleration = 10 ms²

Time = 4s

Increase in velocity = acceleration × time

= ( 10 × 4 ) m/s

= 40 m/s

hope it helps you