Below are the answers key for Multiple Choice Questions in Chapter 1: Introduction to Electronic Principles from the book Electronic Principles 7th Edition by Albert Malvino. Make sure to familiarize each and every questions to increase the chance of passing the ECE Board Exam.
1. a) Zero internal resistance
2. c. A small internal resistance
3. b. Less than 10 ohm
4. b. Infinite internal resistance
5. d. A large internal resistance
6. c. More than 100 kΩ
7. b. Open-load voltage
8. c. Internal resistance of a Norton circuit
9. b. Open the load resistor
10. a. Short the load resistor
11. a. Shorted-load current
12. a. may produce a short
13. b. usually produces an open
14. d. Zero current through it
15. b. Zero voltage across it
16. b. Second approximation
17. a. Ideal approximation
18. b. Is constant
19. b. Is constant
20. c. Ideal voltage source and series resistor
21. b. Ideal current source and parallel resistor
22. b. With a solder bridge
23. c. Produced by mathematics
24. b. Experiment
25. d. All of the above
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