A body starts from rest at t=0, the acceleration time graph is shown. The distance travelled by the body from t=4s to t=8s will be
A
0m
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B
16m
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C
32m
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D
64m
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Solution
The correct option is D64m a1=4m/s2 t=4S v=? u=0 v=u+at =0+4×4 =16m/s
To calculate the distance we need to calculate the area under the graph
Therefore area under the graph is =4×16=64m