An Electron (M = 9

question 40

Multiple Choice

An electron (m = 9.11 * 10^-31 kg) has a speed of 0.95c. The magnitude of its momentum is:

• A) 2.6 * 10^-22 kg . m/s
• B) 2.9 * 10^-22 kg .m/s
• C) 6.0 * 10^-22 kg . m/s
• D) 8.3 *10^-22 kg .m/s
• E) 8.8 * 10^-22 kg .m/s

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