rest mass sentence in Hindi

Examples

1. :Light is so fast because it has no rest mass.
2. Neutrinos oscillate in three flavors and all neutrinos have their rest mass.
3. For example, an electron and a positron each have rest mass.
4. Photons have zero rest mass, but nonzero relativistic mass.
5. :Kinetic energy is the difference between rest mass and relativistic mass.
6. For objects with a rest mass this means they are slowing down.
7. What we normally think of as mass is rest mass.
8. What is the status of the possibility that photons have nonzero rest mass?
9. Hence zero rest mass and zero lenght for photons.
10. For light with no rest mass, this means the frequency goes down.