Transformers and Impedance Matching – Gibilisco MCQs in Electronics – Answers

(Last Updated On: December 8, 2017)

Answers key in Transformers and Impedance Matching MCQs

Below are the answers key for the Multiple Choice Questions (MCQs) in Chapter 18: Transformers and Impedance Matching from the book Teach Yourself Electricity and Electronics, 5th edition by Stan Gibilisco.

1. The primary voltage is less than the secondary voltage.

2. Placing the windings on opposite sides of a toroidal core.

3. 19.5:1.

4. 19.5:1.

5. A step-down unit.

6. Air concentrates the magnetic lines of flux.

7. An increase in core loss.

8. 58.5 V.

9. Provides maximum coupling.

10. Ferromagnetic pot core.

11. The toroid confines the magnetic flux.

12. The I2R losses are lower.

13. Three phases.

14. The balanced winding.

15. Has one tapped winding.

16. 75 Ω

17. 1:3.00.

18. 113 Ω

19. Zo = 150 Ω

20. There will be an impedance mismatch, no matter what the turns ratio of the transformer.

Complete List of Multiple Choice Questions from this Book

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