MCQTrip.com will help you test your knowledge of diodes and transistors, including types, construction, operation, applications, biasing, etc, with this online multiple choice quiz. See how well you understand the basics of these electronic components. Twenty (20) MCQ questions from our test bank will be randomly shown for every attempt. Passing mark for this test is 70%.

Objectives: To provide an online multiple choice quiz to test the reader’s knowledge of diodes and transistors.

Welcome to  Diodes and Transistors. The quiz will randomly run 20 questions from Diodes and Transistors which you have to answer in 10 minutes.

After 10 minutes, your quiz will automatically be submitted and scored.

You can retake the quiz as many times as you want and a different set of questions will be given. The answers will also be randomly arrange.

Please click START QUIZ  to start

The peak value of the input to a half-wave rectifier is 10 V. The approximate peak value of the output is

Which two elements in a field effect transistor exhibit fairly similar characteristics?

In order for a diode to conduct, it must be:

Line regulation is determined by

If alternating current is applied to the anode of a diode, what would you expect to see at the cathode?

For a silicon diode, the value of the forward-bias voltage typically

A 60 V peak full-wave rectified voltage is applied to a capacitor-input filter. If f = 120 Hz. RL = 10 k Ω and C = 10 μF, the ripple voltage is

The total secondary voltage in a center-tapped full-wave rectifier is 125 rms. Neglecting the diode drop, the rms output voltage is

When the rms output voltage of a bridge full wave rectifier is 20 V, the peak inverse voltage across the diodes is (neglecting the diode drop)

For a certain 12 V zener diode, a 10 mA change in zener current produces a 0.1 V change in zener voltage. The zener impedance for this current ranges is

The primary purpose of a Zener diode is to:

The three leads from a PNP transistor are named:

The average value of a full-wave rectified voltage with a peak value of 75 V is

Which configuration has unity voltage gain (ideal)

JFET is a

The basic semi-conductor amplifying device is the:

Compared to bipolar transistors, field effect transistors are NOT normally characterized by:

If a low level signal is placed at the input to a transistor, a higher level of signal is produced at the output lead. This effect is know as:

A transistor can be destroyed in a circuit by:


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