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Vector Algebra question

2004 · Shift 0 · Q91

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PYQ Library
JEE Main
Mathematics
Vector Algebra
2004 · Shift 0 · Q91

Vector Algebra question

2004 · Shift 0 · Q91

JEE MainMathematicsVector AlgebraMCQ+4 / −1

A particle acted on by constant forces

4\widehat i + \widehat j - 3\widehat k

and

3\widehat i + \widehat j - \widehat k

is displaced from the point

\widehat i + 2\widehat j + 3\widehat k

to the point

\,5\widehat i + 4\widehat j + \widehat k.

The total work done by the forces is :

A
$50$ units
B
$20$ units
C
$30$ units
D
$40$ units

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