The resistances in the two arms of the meter bridge are 5Ω and RΩ, respectively. When the resistance R is shunted with an equal resistance, the new balance point is at 1.6 l1. The resistance 'R', is:
- 15Ω
- 20Ω
- 25Ω
- 10Ω
The Correct Option is A
Solution and Explanation
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