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NCAT Practice Test - Practice Test - Physics - Electronics Quiz

Attempt 10 MCQs on NCAT Practice Test - Practice Test - Physics - Electronics | Quiz 3

21. When does an LED emit light?



22. What is the function of a photodiode?



23. What is the output frequency of a half-wave rectifier?



24. What is the output frequency of a full-wave rectifier?



25. What is the maximum efficiency of a half-wave rectifier?



26. What is the maximum efficiency of a full-wave rectifier?



27. What is the ripple factor of a half-wave rectifier?



28. What is the ripple factor of a full-wave rectifier?



29. Which component is commonly used as a filter in rectifier circuits?



30. What is the resistance of a PN junction in forward bias?



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