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Centre of mass can vary upon the application of internal force.

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in Physics – Class 11 by (74.2k points)
Centre of mass can vary upon the application of internal force.

(a) True

(b) False

This question was addressed to me in class test.

My question is taken from System of Particles topic in section System of Particles and Rotational Motion of Physics – Class 11

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Correct answer is (b) False

The explanation is: No, the centre of mass cannot vary upon the application of internal force. This is because internal force do not produce any net force. Hence the state of centre of mass in this scenario will remain unchanged.

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