Physics, asked by preety1234, 11 months ago

pls help in ques 20 21 22

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Answered by satwik72
1
your answers.........
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preety1234: can you pls repost ques 21 ....pls
preety1234: and thanks for answers
satwik72: V/t=a than for variable acceleration. dv/dt=a take time t1 to t2. integrated. v = t1✓t2adt
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