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A battery of internal resistance is connected to the network of resistances as shown in the figure. In order that the maximum power be delivered to the network, the value of (in ) should be
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2
The given circuit is a balanced Wheatstone's bridge.
Thus, no current will flow across . The given circuit will now be equivalent to:-
For maximum power, net external resistance = Total internal resistance
or
or
Thus, no current will flow across . The given circuit will now be equivalent to:-
For maximum power, net external resistance = Total internal resistance
or
or
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