What is point of mass?

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Solution

In the theory of gravity, physicists often discuss a point mass, meaning a pointparticle with a nonzero mass and no other properties or structure. Likewise, in electromagnetism, physicists discuss a point charge, a point particle with a nonzero charge.
Centre of mass is a point where the whole mass of the body is concentrated.

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What is the difference between Mass and Weight , three points. Sir, it is urgent.

5

= 342 g

{m o l}^{- 1}

271 K

5

= 18 g

{m o l}^{- 1}

273.15 K

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