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System Of Particles And Rotational Motion

Question
CBSEENPH11024906

Under what condition is the relation s=ut is correct

Solution

If either of acceleration or time , is zero
then the relation
s=ut ( where s=displacement, u=initial velocity,t=time,a=acceleration) holds true
as the original formula is s=ut+1/2at^2
and as either a and t are 0 then it becomes s=ut