A body starts from rest and travels with an acceleration of 2 m/s². After t seconds its velocity is 10 m/s . Then t is

A body starts from rest and travels with an acceleration of 2 m/s². After t seconds its velocity is 10 m/s . Then t is

A

10 s

B

5 s

C

20 s

D

6 s

Answer:

The correct option is B. 5 s

Note