Below are the answers key for the Multiple Choice Questions (MCQs) in Chapter 24: Amplifiers from the book Teach Yourself Electricity and Electronics, 5th edition by Stan Gibilisco.
1. Relative signal strength.
2. 26 dB.
3. The input signal is stronger than the output.
4. 47 V.
5. 25,000.
6. Provide proper bias.
7. The signal frequency.
8. A television transmitter PA.
9. Class B.
10. Class A.
11. Class AB2.
12. By using two transistors in push-pull.
13. A class-C amplifier cannot be made linear.
14. Class B.
15. Tone control.
16. Transformers reduce the gain.
17. 50 W.
18. Generally easy to use.
19. Adjusted for maximum power output.
20. Adjusts the resonant frequency.
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