(c) The accompanying figure shows a battery, of negligible internal resistance, that converts 1440 J of chemical energy to electrical energy for a charge of 120 the external circuit within 20 s. The external circuit consists of a 3 2 and a resistor R of unknown resistance. that is provided to 30 i. Determine the potential difference across the pole of the battery. ii. Determine the total.current that will flow in the external circuit. iii. Determine the power in the 3 2 resistor.

(c) The accompanying figure shows a battery, of negligible internal resistance, that converts 1440 J of chemical energy to electrical energy for a charge of 120 the external circuit within 20 s. The external circuit consists of a 3 2 and a resistor R of unknown resistance. that is provided to 30 i. Determine the potential difference across the pole of the battery. ii. Determine the total.current that will flow in the external circuit. iii. Determine the power in the 3 2 resistor.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 69AP: Consider the circuit below. The battery has an emf of = 30.00 V and an internal resistance of r =...

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