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A battery of internal resistance $2\; \Omega$ is connected to a variable resistor whose value can vary from $4\; \Omega$ to $10\; \Omega$ . The resistance is initially set at $4\; \Omega$ . If the resistance is now increased then
Option: 1
power consumed by it will decrease

Option: 2
power consumed by it will increase

Option: 3
power consumed by it may increase or may decrease

Option: 4
power consumed will first increase then decrease.

Answers (1)

best_answer

Power maximum when r = R.

So, the power consumed by it will decrease. For $R> r.$

Posted by

HARSH KANKARIA

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