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Identify the unit vector in the followin...

Identify the unit vector in the following .

A

`hat(i)+ hat(j)`

B

`hatk-hatj/sqrt(2)`

C

`hatk - (hatj)/sqrt2`

D

`(hati + hatj)/sqrt2`

Text Solution

Verified by Experts

The correct Answer is:
D
`(hati + hatj)/sqrt2`
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