1. Why are electrical insulators important? a. They help the flow of electricity b. They provide power for electric circuits c. They are used to protect us from electricity d. They help conduct heat 2. A plastic rod is rubbed with a piece of animal fur. The plastic rod acquires a negative charge during this process. Which of the following is true about the charge on the piece of fur? a. It acquires a positive charge but greater in magnitude than the rod b. It acquires a negative charge but less in magnitude than the rod c. It acquires a positive charge but less in magnitude than the rod d. It acquires a negative charge but greater in magnitude than the rod
1. Why are electrical insulators important? a. They help the flow of electricity b. They provide power for electric circuits c. They are used to protect us from electricity d. They help conduct heat 2. A plastic rod is rubbed with a piece of animal fur. The plastic rod acquires a negative charge during this process. Which of the following is true about the charge on the piece of fur? a. It acquires a positive charge but greater in magnitude than the rod b. It acquires a negative charge but less in magnitude than the rod c. It acquires a positive charge but less in magnitude than the rod d. It acquires a negative charge but greater in magnitude than the rod
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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1. Why are electrical insulators important?
a. They help the flow of electricity
b. They provide power for electric circuits
c. They are used to protect us from electricity
d. They help conduct heat
2. A plastic rod is rubbed with a piece of animal fur. The plastic rod acquires a negative charge during this process. Which of the following is true about the charge on the piece of fur?
a. It acquires a positive charge but greater in magnitude than the rod
b. It acquires a negative charge but less in magnitude than the rod
c. It acquires a positive charge but less in magnitude than the rod
d. It acquires a negative charge but greater in magnitude than the rod
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