Direction: Read each item carefully and choose the letter of the correct answer. 1. What is the use of a capacitor? a. store electrical energy b. store magnetic energy c. vary the resistance d. dissipate energy 2. What do you call the ability of the capacitor to store charge? a. resistance b. friction c. Coulomb's force d. capacitance 3. A circuit contains two capacitors in series, with capacitances of 8F and 20F. What is the equivalent capacitance of this circuit? a. 28.0F b. 14.0F c. 8.3F d. 5.7F 4. Which of the following is true for capacitors connected together in parallel? a. All capacitors in parallel store the same amount of charge. b. All capacitors in parallel must have the same c. All capacitors in parallel have the same voltage across their plates. have the same voltage across their plates d. All capacitors in parallel have the same current through them. 5. What is the equivalent capacitance if 4µF and 2μµF capacitors are connected in series? a. 0.75µF b. 1.33µF c. 2.00μF d. 6.00μF
Direction: Read each item carefully and choose the letter of the correct answer. 1. What is the use of a capacitor? a. store electrical energy b. store magnetic energy c. vary the resistance d. dissipate energy 2. What do you call the ability of the capacitor to store charge? a. resistance b. friction c. Coulomb's force d. capacitance 3. A circuit contains two capacitors in series, with capacitances of 8F and 20F. What is the equivalent capacitance of this circuit? a. 28.0F b. 14.0F c. 8.3F d. 5.7F 4. Which of the following is true for capacitors connected together in parallel? a. All capacitors in parallel store the same amount of charge. b. All capacitors in parallel must have the same c. All capacitors in parallel have the same voltage across their plates. have the same voltage across their plates d. All capacitors in parallel have the same current through them. 5. What is the equivalent capacitance if 4µF and 2μµF capacitors are connected in series? a. 0.75µF b. 1.33µF c. 2.00μF d. 6.00μF
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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