A car starts from rest with a acceleration a and acquires velocity v, suddenly it retards with acceleration a' and comes to rest in total time t . Find velocity in terms of a, a' and t
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1st Case:
v=u+at
v=0+at
v=at units...... (1)
2nd Case:
v'=u-a't (u=v=at)
0=at-a't
a't=at
a'=a....... (2)
v=a't units ........ (from (1)&(2))
v=u+at
v=0+at
v=at units...... (1)
2nd Case:
v'=u-a't (u=v=at)
0=at-a't
a't=at
a'=a....... (2)
v=a't units ........ (from (1)&(2))
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