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In hatn is a unit vector in the directio...

In `hatn` is a unit vector in the direction of the vector `vec A`, then-

A

`hat (n) = ( bar A)/(|A|)`

B

` hat n = (|bar A)|)/(A)`

C

` hat n = |A| bar A`

D

`hat n = bar A`

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The correct Answer is:
A
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