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Which of the following experssions has m...

Which of the following experssions has magnitude unity.

A

`(vec(a)+vec(b))/(|vec(a)+vec(b)|)`

B

`|hat(a)+hat(b)|` when angle between `vec(a)`and `vec(b)` is `120^(@)`

C

`(vec(a)-vec(b))/(|vec(a)-vec(b)|)`

D

`|hat(a)-hat(b)|` when angle between `vec(a)` and `vec(b)` is `60^(@)`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
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