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True or False. Please explain answer. a) In the absence of net external force, the center...

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Physics

True or False. Please explain answer.

a) In the absence of net external force, the center of mass of asystem remains at a fixed location.

b) Total mechanical energy can be a negative quantity.

Answer & Explanation Solved by verified expert
4.1 Ratings (852 Votes)
REDMI NOTE 5 PRO 6 Total mec hani cal energy can be a negativeWe know that potential 3D mechanical enersy Rsuons mass cannot beve and also v cainol beve A ke is always positive sad but the    See Answer
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