Question

A jeep starts from rest and attains a speed of 40 km in 10
minutes. The uniform acceleration will be
(1) 4kmh
(2) 4km m-1
(3) 66.7 ms 2
(4) 66.7 ms-
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Answer 1

Step-by-step explanation:

soln,

given,

intial velocity (u)=0m/sec

final velocity (v)=40km

time taken(t)=10 minutes=10×60sec=600sec

Now,

acceleration (a)=v-u/t

=40-0/600

=66.7ms 2

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