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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
`v=at+bt^(2)`
`[v]=[bt^(2)]or[LT^(-1)]=bT^(2)or[b]=[LT^(-3)]`
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