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The velocity of a paritcle (v) at an ins...

The velocity of a paritcle (v) at an instant t is given by `v=at+bt^(2)`. The dimesion of b is

A

L

B

`LT^(-1)`

C

`LT^(-2)`

D

`LT^(-3)`

Text Solution

Verified by Experts

The correct Answer is:
D
`[bt^2]=[v]implies[b][T^2]=[LT^(-1)]`
`[b] =[LT^(-3)]`
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