In a Certain Cyclotron,a Proton of Mass 1

question 61

Multiple Choice

In a certain cyclotron,a proton of mass 1.67 × 10^-27 kg moves in a circle of diameter 1.6 m with an angular speed of 2.0 × 10⁶ rad/s.What is the angular momentum of the proton?

• A)1.3 × 10^-21 kg ∙ m²/s
• B)1.8 × 10^-21 kg ∙ m²/s
• C)2.1 × 10^-21 kg ∙ m²/s
• D)3.2 × 10^-21 kg ∙ m²/s

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