A body of mass $3\,kg$ is acted on by a force which varies as shown in the graph below. The momentum acquired is given by ........... $N-s$
A body of mass $3\,kg$ is acted on by a force which varies as shown in the graph below. The momentum acquired is given by ........... $N-s$
$0$
$5$
$30$
$50 $
A body of mass $3\,kg$ is acted on by a force which varies as shown in the graph below. The momentum acquired is given by ........... $N-s$
momentum acquired = Area of force-time graph
$ = \frac{1}{2} \times (2) \times (10) + 4 \times 10 = 10 + 40 = 50\;N{\rm{ - }}S$
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