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Question

In the figure shown for gives values of R1 and R2 the balance point for Jockey is at 40 cm from A. When R2 is shunted by a resistance of 10 Ω, balance shifts to 50 cm. R1 and R2 are (AB=1m):

41510.jpg

A
103Ω,5Ω
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B
20Ω,30Ω
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C
10Ω,15Ω
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D
5Ω,152Ω
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