A body of rest mass 9.11 10^-31 kg moves at 0.8c. Its relativistic mass is:

  1. 7.59 10^-31 kg
  2. 1.52 10^-29 kg
  3. 3.04 10^-30 kg
  4. 1.52 10^-30 kg
Answer

D) 1.52 10^-30 kg

m = gamma m0 = m0 1 - v^2/c^2 = 1.52 10^-30 kg. SLO P-11-F-05 · Understanding

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