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A body of 0.5 kg moves along the positiv...

A body of 0.5 kg moves along the positive x-axis under the influence of a varying force F (in Newtons) as shown below.
If the speed of the object at x = 4m in 3.16 `ms^(-1)` then its speed at x = 8m is

A

`3.16ms^(-1)`

B

`9.3 ms^(-1)`

C

`8 ms^(-1)`

D

`6.8ms^(-1)`

Text Solution

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The correct Answer is:
D
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