An athlete starts running from rest accelerates uniformly and complete hundred metre race in 10 seconds find its acceleration - Physics - Motion in one dimension

Question

An athlete starts running from rest accelerates uniformly and
complete hundred metre race in 10 seconds find its acceleration

Bakul Biswas · Accepted Answer

Dear Student,
given,s=100mt=10sinitial velocity,u=0let a be the acceleration
we know,s=ut+12at2⇒100=0+12×a×102⇒100=50a⇒a=10050⇒a=2 m/s2
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