Engineering Courses

Chapter 6: Electronic Devices Exam Tests

Electronic Devices MCQs - Chapter 6

Oscillators Multiple Choice Questions PDF Download - 5

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Oscillators Questions & Answers PDF Download: MCQ Quiz 5

MCQ 21: Wein bridge oscillators are generally suitable for frequencies up to about

A) 1 MHz
B) 1 kHz
C) 1 Hz
D) 0.1 Hz

MCQ 22: Resonant frequency for Wein bridge oscillator is expressed in

A) 1/2πRC
B) 2πRC
C) 2RC
D) 2πC

MCQ 23: For oscillation to begin, voltage gain around the positive feedback loop must be

A) 1
B) greater than 1
C) less than 1
D) 0

MCQ 24: In 555 timer, reset is present at pin

A) 1
B) 4
C) 8
D) 2

MCQ 25: Hartley oscillator is similar to the colpitts except that feedback circuit consists of parallel

A) inductor
B) capacitor
C) supply
D) resistor

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Electronic Devices App (Android & iOS)

Electronic Devices App (Android & iOS)

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Advance Electromagnetic Theory App (Android & iOS)

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Digital Electronics App (Android & iOS)