Answer to Question #83821 in Physics for nabeela

Question #83821

if a body which is uniformly retarded comes to rest in five secs after travelling a distance of 10m. what is its initial velocity?

Expert's answer

The distance body traveled

s=(v_i+v_f)/2 t

Thus

v_i=2s/t-v_f=(2×10m)/5s-0 m/s=4 m/s

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