In the Lab, a Relativistic Proton Has a Momentum of 1.00

question 24

Multiple Choice

In the lab, a relativistic proton has a momentum of 1.00 × 10^-19 kg ∙ m/s and a rest energy of 0.150 nJ. What is the speed of the proton in the lab? (c = 3.00 × 10⁸ m/s, mproton = 1.67 × 10^-27 kg)

• A) 0.170c
• B) 0.196c
• C) 0.911c
• D) 0.930c
• E) 0.951c

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