A battery of 10 V and internal resistance 0.50 is connected across a variable resistance R. The value of R for which the power delivered is maximum is equal to

        (a)    0.25 W

        (b)    0.5 W

        (c)    1.0 W

           (d)    2.0 W

Question

A battery of 10 V and internal resistance 0.50 is connected across a variable resistance R. The value of R for which the power delivered is maximum is equal to (a) 0.25 W (b) 0.5 W (c) 1.0 W (d) 2.0 W

Hrishant Goswami · Answer

(b) Power is maximum when r = R, R = r = 0.5 W .

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A battery of 10 V and internal resistance 0.50 is connected across a variable resistance R. The value of R for which the power delivered is maximum is equal to (a) 0.25 W (b) 0.5 W (c) 1.0 W (d) 2.0 W

A battery of 10 V and internal resistance 0.50 is connected across a variable resistance R. The value of R for which the power delivered is maximum is equal to

        (a)    0.25 W

        (b)    0.5 W

        (c)    1.0 W

           (d)    2.0 W

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A battery of 10 V and internal resistance 0.50 is connected across a variable resistance R. The value of R for which the power delivered is maximum is equal to (a) 0.25 W (b) 0.5 W (c) 1.0 W (d) 2.0 W

A battery of 10 V and internal resistance 0.50 is connected across a variable resistance R. The value of R for which the power delivered is maximum is equal to (a) 0.25 W (b) 0.5 W (c) 1.0 W (d) 2.0 W

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A battery of 10 V and internal resistance 0.50 is connected across a variable resistance R. The value of R for which the power delivered is maximum is equal to

(a) 0.25 W

(b) 0.5 W

(c) 1.0 W

(d) 2.0 W