A. 1Ω
B. 2Ω
C. 5Ω
D. 10Ω
Correct Answer:
Option D = 10Ω
Explanation
R = (Vg)/lg = G, where lg = current through galvanometer
R = resistance of the multiplier
G = resistance of the galvanometer
∴ G = (vg-R)/lg 5(1000/10) – 490 = 500 -490 = 10Ω
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