A force $F$ acting on an object varies with distance $x$as shown here. The force is in newton and $x$ in metre. The work done by the force in moving the object from $x = 0$to $x = 6\,m$ is......$J$
A force $F$ acting on an object varies with distance $x$as shown here. The force is in newton and $x$ in metre. The work done by the force in moving the object from $x = 0$to $x = 6\,m$ is......$J$
$4.5$
$13.5$
$9$
$18$
A force $F$ acting on an object varies with distance $x$as shown here. The force is in newton and $x$ in metre. The work done by the force in moving the object from $x = 0$to $x = 6\,m$ is......$J$
Work done = Area enclosed by $F -x$ graph
$ = \frac{1}{2} \times (3 + 6) \times 3 = 13.5\,\,J$
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