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Question: The component of vector ![](https://cdn.pureessence.tech/canvas_345.png?top_left_x=0&top_left_y=1698...

The component of vector along the direction of (i^−j^)( \hat { i } - \hat { j } ) is

A

12\frac { 1 } { \sqrt { 2 } }

B

−12- \frac { 1 } { \sqrt { 2 } }

C

12\frac { 1 } { 2 }

D

−12- \frac { 1 } { 2 }

Answer

−12- \frac { 1 } { \sqrt { 2 } }

Explanation

Solution

Given :

Let

Component of along the direction of is