Physics, asked by 1smellycat, 26 days ago

what common feature of the electromagnetic and gravitational interactions requires that their carrier (or exchange) particles be massless?

Answers

Answered by Anonymous

Answer:

The photon is the exchange particle responsible for the electromagnetic force. The force between two electrons can be visualized in terms of a Feynman diagram as shown below. The infinite range of the electromagnetic force is owed to the zero rest mass of the photon.

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