If the angle between the vectors vec A a...

If the angle between the vectors `vec A and vec B` is `theta`, the value of the product `(vec B xx vec A) cdot vec A` is equal to

A

Zero

B

`CD^(2)sin theta`

C

`CD^(2)cos theta`

D

`CD^(2)sin theta cos theta`

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The correct Answer is:

A

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