Multiple Choice
If the kinetic energy of a particle is equal to its rest energy then its speed must be:
A) 0.25c
B) 0.50c
C) 0.87c
D) c
E) unknown unless its mass is given
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q58: Star S1 is moving away from us
Q59: Visible light, with a frequency of 6.0
Q60: The proper time between two events is
Q61: The spaceship U.S.S.Enterprise, traveling through the galaxy,
Q62: A spectral line of a certain star
Q64: A source at rest emits light of
Q65: An observer notices that a moving clock
Q66: A particle with rest mass m moves
Q67: Observer A measures the velocity of a
Q68: How fast should you move away from