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Magnetism — Physics STD 12 Science — Question

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

Answer

Correct option: B.
Decrease by $15^{\circ}$
Decrease by $15^{\circ}$

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