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The relation between R and r (internal resistance of the battery) for which the power consumed in the external part of the circuit is maximum. A. R = rB. `R = r//2`C. `R = 2r`D. `R - 1.5r ` |
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Answer» Correct Answer - B b. Circuit is forming a Wheatstone bridge, so `R = 2R`. For the maximum power transfer, 2R = r. |
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