A battery has an internal resistance of 0.50 . A number of identical light bulbs, each with
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A battery has an internal resistance of 0.50 Ω. A number of identical light bulbs, each with a resistance of 15 Ω, are connected in parallel across the battery terminals. The terminal voltage of the battery is observed to be one-half the emf of the battery. How many bulbs are connected?
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The terminal voltage of the battery is given by V terminal Emf Ir where r ...View the full answer
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