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The four arms of a Wheatstone bridge have the following resistances as shown in the figure. A galvanometer of 15Ω resistance is connected across BD. What is the current through the galvanometer when a potential difference of 10 V is maintained across AC?
1. 4.87 mA
2. 3.72 mA
3. 5.01 mA
4. 2.65 mA
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