When a current of 0.2 A is drawn from a battery, then potential difference between its…
Physics · Class 12 · CBSE — Current Electricity
When a current of 0.2 A is drawn from a battery, then potential difference between its terminals is 20 V and when a current of 2 A is drawn, then the potential difference drops to 16 V. The emf of the battery is:
- 15.1 V
- 20.4 V
- 18.9 V
- 23.2 V
Answer
(C) 18.9 V
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