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Questions  

Statement I : The familiar equation mg = R for a body on a table is true only if the body is in equilibrium.

Statement II : The equality of mg and R has no connection with the third law.

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a
If both statement I and statement II are true and the statement II is the correct explanation of statement I
b
If both statement I and statement II are true but the statement II is not the correct explanation of statement I
c
If statement I is true but statement II is false
d
If both statement I and statement II are false.

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detailed solution

Correct option is B

The two forces mg and R can be different. For example a body in an accelerated lift. The equality of mg and R has no connection with the third law because two forces mg and R can be different.

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Similar Questions

A 15 kg block is initially moving along a smooth horizontal surface with a speed of v = 4 m/s to the left. It is acted by a force F, which varies in the manner shown. Determine the velocity of the block at t = 15 seconds.

Given that, F = 40 cos (π10)t.

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