A Relativistic Proton Has a Momentum of 1

question 18

Multiple Choice

A relativistic proton has a momentum of 1.0 × 10^-17 kg • m/s and a rest energy of 0.15 nJ.What is the kinetic energy of this proton? (c = 3.00 × 10⁸ m/s,m_proton = 1.67 × 10^-27 kg)

• A) 1.3 pJ
• B) 1.6 pJ
• C) 3.0 pJ
• D) 2.2 pJ
• E) 2.5 pJ

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