3) A new battery has a Voltage of 36.4 V [8] before being installed in a toy. Once the battery is placed in the toy and the toy is turned on, the battery's Terminal Voltage drops down to 34.2 V while a current of 855 mA passes through the battery. Calculate the battery's internal resistance [r, {9}].

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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3) A new battery has a Voltage of 36.4 V [] before being installed in a toy.
Once the battery is placed in the toy and the toy is turned on, the battery's
Terminal Voltage drops down to 34.2 V while a current of 855 mA passes
through the battery. Calculate the battery's internal resistance
[r, {Q}].
Transcribed Image Text:3) A new battery has a Voltage of 36.4 V [] before being installed in a toy. Once the battery is placed in the toy and the toy is turned on, the battery's Terminal Voltage drops down to 34.2 V while a current of 855 mA passes through the battery. Calculate the battery's internal resistance [r, {Q}].
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