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Question: Answered & Verified by Expert
If the charge to mass ratio of an electron is ' $\mathrm{A}$ ' $\mathrm{C} / \mathrm{kg}$, then the gyromagnetic ratio of an orbital electron in $\mathrm{C} / \mathrm{kg}$ is
PhysicsMagnetic Effects of CurrentMHT CETMHT CET 2021 (20 Sep Shift 2)
Options:
  • A $\frac{\mathrm{A}}{4}$
  • B $\mathrm{A}$
  • C $2 \mathrm{~A}$
  • D $\frac{\mathrm{A}}{2}$
Solution:
1615 Upvotes Verified Answer
The correct answer is: $\frac{\mathrm{A}}{2}$
$$
\text { Gyromagnetic ratio }=\frac{\text { Magnetic Moment }}{\text { Angular Momentum }}=\frac{\mathrm{e}}{2 \mathrm{~m}}=\frac{\mathrm{A}}{2}
$$

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