Each of the six real batteries in the figure has an emf of 18.6 V and a resistance of 3.89 02. (a) What is the current through the (external) resistance R=3.51 02? (b) What is the potential difference across each battery? (c) What is the power of each battery? (d) At what rate does each battery transfer energy to internal thermal energy? (a) Number i (b) Number (c) Number (d) Number F Units A Units Units Units V W W R < < <

Each of the six real batteries in the figure has an emf of 18.6 V and a resistance of 3.89 02. (a) What is the current through the (external) resistance R=3.51 02? (b) What is the potential difference across each battery? (c) What is the power of each battery? (d) At what rate does each battery transfer energy to internal thermal energy? (a) Number i (b) Number (c) Number (d) Number F Units A Units Units Units V W W R < < <

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 25P: A 12.0-V emf automobile battery has a terminal voltage of 16.0 V when being charged by a current of...

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A 12.0-V emf automobile battery has a terminal voltage of 16.0 V when being charged by a current of 10.0 A. (a) What is the battery’s internal resistance? (b) What power is dissipated inside the battery? (c) At what rate (in °C/min ) will its temperature increase if its mass is 20.0 kg and it has a specific heat of 0.300 kcal/kg • °C, assuming no heat escapes?
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Each of the six real batteries in the figure has an emf of 18.6 V and a resistance of 3.89 0. (a) What is the current through the (external) resistance R=3.5102? (b) What is the potential difference across each battery? (c) What is the power of each battery? (d) At what rate does each battery transfer energy to internal thermal energy? (a) Number IM (b) Number i MI (c) Number i IM (d) Number i Units A Units V Units W Units W R > <
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