When a particle keeps "accelerating" near the speed of light, is the energy gained expressed in linearly gained impulse, or relativistic mass?
29290
Why is there a controversy on whether mass increases with speed?
36548
Does a constantly accelerating charged particle emit EM radiation or not?
22090
Does the (relativistic) mass change? Why?
2366
Is acceleration relative in relativity?
87598
Can we define the effective mass or the moving mass of a photon?
17121
Kinetic energy with respect to different reference frames
33110
The origin of the value of speed of light in vacuum
142441
If rest mass does not change with $v$ then why is infinite energy required to accelerate an object to the speed of light?
57773
About the speed of light and gravity
19850
Why is the speed of light defined as 299792458 m/s?
141320
Particle energy in general relativity?
114454
Acceleration in special relativity
15685
Does slowing light violate relativity?
69983
Photon energy - momentum in matter
2754
Why and how is the speed of light in vacuum constant, i.e., independent of reference frame?
147388
Why do these two ways of understanding constant acceleration give different results?
22931
Does a charged particle accelerating in a gravitational field radiate?