What Is the Speed of a Proton in a Cyclotron

question 13

Multiple Choice

What is the speed of a proton in a cyclotron having a 0.50 T magnetic field when the proton is at a distance of 25 cm from the center?

• A) 3.7 × 10⁷ m/s
• B) 1.2 × 10⁷ m/s
• C) 6.0 × 10⁶ m/s
• D) 3.2 × 10⁶ m/s
• E) 1.1 × 10⁴ m/s

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