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For any vector vec(a) |vec(a)xx hat(i)|^...

For any vector `vec(a) |vec(a)xx hat(i)|^(2)+ |vec(a)xx hat(j)|^(2)+ |hat(a) xx hat(k)|^(2)` is equal to

A

`vec(a)^(2)`

B

`3vec(a)^(2)`

C

`4vec(a)^(2)`

D

`2vec(a)^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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