E is emf of a battery. What will be the potential drop across terminal an external resistance R= r (internal resistance) is connected across it. a) E/2 b) E c) 2E d) E/4

E is emf of a battery. What will be the potential drop across terminal

1.	E is emf of a battery. What will be the potential drop across terminal an external resistance R= r (internal resistance) is connected across it. a) E/2 b) E c) 2E d) E/4
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E is emf of a battery. What will be the potential drop across terminal an external resistance R= r (internal resistance) is connected across it. a) E/2 b) E c) 2E d) E/4

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