Question

1190
9. A body starts from rest and acquires a velocity
10 m s-1 in 2 s. Find the acceleration.
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Answer 1

here, initial velocity (u)= 0

final velocity (v) = 10 m/s

time(t) = 2 s

we know that,

v = u + at

10 = 0 + a(2)

10 = 2a

a = 10/2

a= 5 m/s^2

Therefore, the acceleration of body is 5 m/s^2