The angle between the two Vectors vec(A)...

The angle between the two Vectors `vec(A)= 3hat(i)+4hat(j)+5hat(k)` and `vec(B)= 3hat(i)+4hat(j)-5hat(k)` will be

A

zero

B

`180^(@)`

C

`90^(@)`

D

`45^(@)`

Verified by Experts

The correct Answer is:

C

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