Question

A body moves from rest with uniform acceleration and travels 270metre in 3 second .find the velocity of the body at 10 second after a start

Answer 1

Answer:

u

Explanation:

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Answer 2

Explanation:

Correct option is

A

600ms

−1

u=0,s=270m,t=3s

s=ut+

2

1

at

2

270=0×3+

2

1

×a×3

2

a=60 m/s

2

Now putting the value of a in v=u+at,

Velocity after t=10s is given by

v=0+60×10=600 m/s