Physics, asked by shalu92, 1 year ago

along a straight line at 20 metre per second undergoes an acceleration of 4 metre per second square after 2 second its speeds will be 8 metre 12 metre per second 16 metre per second or 28 M per second

Answers

Answered by jsdkdkdkddkdkdk

2

rate of change of velocity is acceleration. So, a=(v2-v1)÷t
4=(v2-20)÷2
v2=28m/s

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