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Which of the following statements is inc...

Which of the following statements is incorrect?

A

No work is done if the displacement is perpendicular to the direction of the applied force.

B

If the angle between the force and displacement Vectors is obtuse, then the work done is negative

C

Frictional force is a non-conservative

D

All the central forces are non-conservative

Text Solution

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The correct Answer is:
D
All the central forces are conservative. All other statements are correct
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