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Practice Problems

Relativistic Mass:

Question 1:

A space ship with a mass of 8,000 kg would have what mass if it were traveling at 0.77 c?

Question 2:

A muon has a mass of 1.9 x 10^-28 kg when at rest. What is the mass of a muon if it travels at 0.998 c?

Question 3:

The element iron has an atomic mass of 55.9 amu's. What is the mass of a carbon atom if it travels at 0.65 c?

Question 4:

An element is observed to have an atomic mass of 414.8 amu's while traveling at 0.88 c. What element would this likely be?

Question 5:

What would the mass of a 9.11 X 10^-31 kg electron be if it were to travel at c?