If a Proton with Mass 1

question 53

Multiple Choice

If a proton with mass 1.67 x 10^-27 kg moves in an accelerator such that its total energy is three times its rest energy,what is its speed? (c = 3.00 x 10⁸ m/s)

• A)2.83 x 10⁸ m/s
• B)1.41 x 10⁸ m/s
• C)2.12 x 10⁸ m/s
• D)1.00 x 10⁸ m/s

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