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The deflection for 50 division of galvanometer is decreased to 25 divisions by shunt resistance of 12Ω. Galvanometer resistance is_____________?

/ Electromagnetism, Physics Mcqs / By
The deflection for 50 division of galvanometer is decreased to 25 divisions by shunt resistance of 12Ω. Galvanometer resistance is_____________?

A. 18Ω
B. 30Ω
C. 24Ω
D. 12Ω