A student unable to answer a question on P Newton's laws of motion ...

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A student unable to answer a question on
P Newton's laws of motion attempts to pull

W himself up by tugging on his hair. He will not succeed.
(1) as the force exerted is small
(2) the frictional force while gripping, is small
(3) Newton's law of inertia is not applicable to live beings
(4) as the force applied is internal to the system
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