Question

At what speed, would the mass of electron be doubled?​

Answer 1

Answer:

hello !

Explanation:

Notice that it does not even matter if we talk about the mass of the electron or any other particle. This holds for every massive particle (). This is true in general; the speed at which the mass of a particle gets doubled with respect to its rest mass is around of the speed of light.

Answer 2

Answer:

speed of light

Explanation:

its actually the speed of light which if every particle either electron attain if its got the spped of light its mass would be doubled