A force F is given by F = at+ bt^(2) , w...

A force F is given by F = `at+ bt^(2)` , where t is time. The dimensions of a and b are

A

`[MLT^(-3)]` and `[MLT^(-4)]`

B

`[MLT^(-4)]` and `[MLT^(-3)]`

C

`[MLT^(-1)]` and `[MLT^(-2)]`

D

`[MLT^(-2)]` and `[MLT^(0)]`

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The correct Answer is:

A

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