Power supplied by a cell to a resistance R is given by P = [E/(R + r)]^2 * R. E and r, remain constant. For what value of R, maximum power is supplied to resistance R?
Ans: R=r
Can anyone explain the method?
Power supplied by a cell to a resistance R is given by P = [E/(R + r)]^2 * R. E and r, remain constant. For what value of R, maximum power is supplied to resistance R?
Ans: R=r
Can anyone explain the method?