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Chapter 3 Study Questions

Chapter 3 Study Questions

Q 1. The difference between the number of electrons is called .____________________ Question 2 2. The unit of electrical current is called the___________________ Question 3 3. Electromotive force is measured in .________________________ Question 4 4. True or False? In conventional current flow, electrons flow from negative to positive. • True • False Question 5 5. Electrical resistance is measured in .__________________________ Question 6 6. Name four factors that affect the resistance of a conductor 1. 3. 2. 4. Question 7 7. What is the resistance of 100? of AWG No. 24 (0.5 mm) copper wire? ___________________ Question 8 8. The resistance of a particular circuit wire cannot exceed one ohm. If the wire is 100? long, what is the thinnest wire that can be used and still be less than one ohm? Question 9 9. Resistance ________________ as the wire diameter decreases. Question 10 10. __________________ wire is used for external cable strands because of its lightweight characteristics. Question 11

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1. Voltage 2. Ampere 3. Volts 4. True 5. Ohms 6. Length of the conductor 1. The Thickness of the conductor 2. The material it is made of