Question

Is light has gravity ? If yes how much?

Answer 1

yes it has gravity by the universal law of gravitation but it's gravitational potential energy is hypothetical

Answer 2

light is clearly affected by gravity ,just think about a black hole ,but life supposedly has no mass and gravity quarterly effects objects with mass. on the other hand if light does have mass then doesn't mass become infinitely larger the closer to the speed of light an object Travels.



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