Question 7

A 20.0 eV electron is circulating in a plane at right angles to a uniform magnetic field of 5.00*10^(-4) T. What is the period of revolution?

• A. 1.14*10^(-7) sec
• B. 7.15*10^(-8) sec
• C. 1.14*10^(-6) sec
• D. 1.78*10^(-6) sec
• E. 8.9*10^(-6) sec
• F. Not close to any of the above

Formula Sheet

Question 6

Question 8

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