Diode Circuits MCQs
Practice free Diode Circuits multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 177 questions — no login required.
Question 136easy
If the a.c. input to a half-wave rectifier has an r.m.s. value of 400 volts, then diode PIV rating is
Question 137easy
For the same secondary voltage, the output voltage from a centre-tap rectifier is ___ than that of bridge rectifier.
Question 138easy
If the PIV rating of a diode is exceeded,
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Question 139easy
A 1000 V power supply would use ____ as a filter capacitor.
Question 140easy
The maximum efficiency of a half-wave rectifier is
Question 141easy
Zener diodes are used primarily as
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Question 142easy
A pn junction that radiates energy as light instead of as heat is called a
Question 143easy
The capacitance of a varactor diode increases when reverse voltage across it
Question 144easy
To display the digit 8 in a seven-segment indicator