Carson posted an Question
June 30, 2020 • 23:42 pm 30 points
  • IIT JAM
  • Physics (PH)

Potls q8. a battery with a constant eme and internal resistance r, provides power to an external circuit with a load resistance made up by combining resistance

POTLS Q8. A battery with a constant emE and internal resistance r, provides power to an external circuit with a load resistance made up by combining resistance R, and 2R, in parallel. For what value of R, will the power delivered to the load be maximum? () R,4 b) )R, () R ) R,-5 O (a) (b) O O d)

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    Ruby negi best-answer

    option d is correct because according to max power theorem , internal resistance is equal to external resistance for power to be max.. here external resistance is parallel combination of R and 2R and it's internal resistance is r so r=2/3R therefore R=3/2r..

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