### Example 1:**a)** A battery has internal resistance \( r = 0.05 \, \Omega \) when it is new. The internal resistance increases to \( r = 2.0 \, \Omega \) when the battery gets old. What happens to the voltage of the ideal battery \( \mathcal{E} \)? Circle one.- Increase- Decrease- Stays the same**b)** What happens to the terminal voltage \( V_{\text{ab}} \) between points a and b as the battery gets older?- Increase- Decrease- Stays the same**Figure A:**The diagram shows a simple circuit with a battery. Inside the battery, there is an internal resistance \( r \) and the voltage \( \mathcal{E} \). Points a and b are at the terminals of the battery, indicating where the terminal voltage \( V_{\text{ab}} \) is measured.

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Example1: a) A battery has internal resista resistance increases to r = 2.0 N when the %3D of the ideal battery, ɛ ? Circle one. Increase I decrease I stays the sa. b) What happens to the terminal voltage Vab Increase / decrease stavs the

Example1: a) A battery has internal resista resistance increases to r = 2.0 N when the %3D of the ideal battery, ɛ ? Circle one. Increase I decrease I stays the sa. b) What happens to the terminal voltage Vab Increase / decrease stavs the

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

### Example 1:

**a)** A battery has internal resistance \( r = 0.05 \, \Omega \) when it is new. The internal resistance increases to \( r = 2.0 \, \Omega \) when the battery gets old. What happens to the voltage of the ideal battery \( \mathcal{E} \)? Circle one.

- Increase
- Decrease
- Stays the same

**b)** What happens to the terminal voltage \( V_{\text{ab}} \) between points a and b as the battery gets older?

- Increase
- Decrease
- Stays the same

**Figure A:**

The diagram shows a simple circuit with a battery. Inside the battery, there is an internal resistance \( r \) and the voltage \( \mathcal{E} \). Points a and b are at the terminals of the battery, indicating where the terminal voltage \( V_{\text{ab}} \) is measured.

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