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In the cirucit (figure6.3) resistance `R_(1) and R_(2)` are known and cells ar of emf `e_(1) and e_(2)` and negligible internal resistance. At what value of R will the thermal power generated in it be the highest? What is it equal to?

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Correct Answer - `R=R_(1)//R_(2//)(R_(1)+R_(2));p_(max)=(epsilon_(1)R_(2)+epsilon_(2)R_(1))/(4R_(1)+R_(2)(R_(1)+R_(2)))`

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