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Magnetism — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsMagnetism1 Mark
MCQ
A certain amount of current when flowing in a properly set tangent galvanometer, produces a deflection of 45°. If the current be reduced by a factor of $\sqrt 3$, the deflection would
  • A
    Decrease by 30°
  • ✓
    Decrease by 15°
  • C
    Increase by 15°
  • D
    Increase by 30°
✓

Answer

Correct option: B.
Decrease by 15°
(b) Decrease by 15°

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