Operational Amplifier and Its Applications MCQs

140 questionsElectronics-EngineeringPage 8 of 16

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Question 64easy
In a Colpitt's oscillator, feedback is obtained
Question 65easy
The Q of a crystal is of the order of
Question 66easy
____ is a fixed frequency oscillator.
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Question 67easy
The signal generator generally used in the laboratories is _____ oscillator.
Question 68easy
A tuned amplifier is used in __ application.
Question 69easy
At series or parallel resonance, the circuit power factor is
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Question 70easy
At series pr parallel resonance, the circuit behaves as a ____ load.
Question 71easy
At parallel resonance, the net reactive component of circuit current is
Question 72easy
In a parallel LC circuit, if the input signal frequency is increased above resonant frequency, then
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