Question 1
In a forward-biased silicon PN-junction diode, approximately what voltage must be exceeded across the junction before significant conduction begins?
Correct Answer:
0.7 V
Question 2
A single diode used as a half-wave rectifier is supplied with a 50 Hz sine wave. What is the ripple frequency of the rectified output?
Correct Answer:
50 Hz
Question 3
How many diodes are required to build a single-phase full-wave bridge rectifier?
Correct Answer:
4
Question 4
A Zener diode is normally operated in which condition to provide voltage regulation?
Correct Answer:
Reverse biased in the breakdown region
Question 5
In a series voltage-regulator circuit using a Zener diode, what is the function of the series resistor placed between the supply and the Zener?
Correct Answer:
Limits Zener current and drops surplus supply voltage
Question 1
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About this Exam

Prepare with the EASA Module 4 Practice Questions - EASA Part-66 Module 4 - Electronic Fundamentals Exam practice quiz. This question bank includes 100 questions covering diode, amplifier, transistor, output, and circuit. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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EASA Module 4 Practice Questions - EASA Part-66 Module 4 - Electronic Fundamentals Exam

This practice set contains 100 questions from the matching question bank and focuses on diode, amplifier, transistor, output, and circuit. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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