In a Certain Particle Accelerator,a Proton Has a Kinetic Energy

question 47

Multiple Choice

In a certain particle accelerator,a proton has a kinetic energy that is equal to its rest energy.What is the speed of the proton relative to the accelerator?

• A) 0.25c
• B) 0.50c
• C) 0.71c
• D) 0.75c
• E) 0.87c

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