A battery with an emf of 12V and an internal resistance of 0.8N is to be recharged through a 20V source. a) Show by means of a diagram the connection of the circuit elements. b) What is the current in the circuit? c) The recharging current is to be limited to 3A. What is the value of the limiting resistor?

A battery with an emf of 12V and an internal resistance of 0.8N is to be recharged through a 20V source. a) Show by means of a diagram the connection of the circuit elements. b) What is the current in the circuit? c) The recharging current is to be limited to 3A. What is the value of the limiting resistor?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter30: Dc Motors

Section: Chapter Questions

Problem 6RQ: What is CEMF?

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