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Assertion : Frictional forces are conservative forces.

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Assertion : Frictional forces are conservative forces.

Reason : Potential energy can be associated with frictional forces.

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is not correct explanation of A

(c) A is true but R is false

(d) A and R are false

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1 Answer

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Correct option (d) A and R are false

Explanation :

Frictional work is not completely recoverable. When the force of friction is present, the total mechanical energy is not conserved. The friction force is therefore called a non conservative or a dissipative force.

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