Q.

Statement I : No work is done if the displacement is zero.

Statement II : Work done by the force is defined to be the product of component of the force in the direction of the displacement  and the magnitude of displacement. 

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a

If statement I is true but statement II is false 
 

b

If both statement I and statement II are true but statement II is not the correct explanation of statement I.
 

c

If both statement I and statement II are true and statement II is the correct explanation of statement I.
 

d

If both statement I and statement II are false 
 

answer is A.

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Detailed Solution

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Work done

W = Fd cos θ

if displacement is zero, i.e. d = 0, W = 0

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