If \( \hat{\mathrm{n}} \) is a unit vector in the direction of the vector \( \overrightarrow{\ma...

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If \( \hat{\mathrm{n}} \) is a unit vector in the direction of the vector
\( \overrightarrow{\mathrm{A}} \), then :-
(1) \( \hat{n}=\frac{\vec{A}}{|\vec{A}|} \)
(2) \( \hat{n}=\vec{A}|\vec{A}| \)
(3) \( \hat{n}=\frac{|\vec{A}|}{\vec{A}} \)
(4) None of the above
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