Operational Amplifier and Its Applications MCQs
Practice free Operational Amplifier and Its Applications 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 140 questions — no login required.
Question 73easy
The Q of an LC circuit is given by
Question 74easy
1f Q of an LC circuit increases, then bandwidth
Question 75easy
At series resonance, the net rective component of circuit current is
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Question 76easy
At series resonanc,e the phase angle between applied voltage and circuit is
Question 77easy
At parallel resonance, that ratio L/C is
Question 78easy
In a parallel LC circuit, if the signal frequency is decreased below the resonant frequency, then
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Question 79easy
The Q of a tuned amplifier is 50 If the resonant frequency for the amplifier is 1000 kHz, then bandwidth is
Question 80easy
In the above question, what are the values of cut-off frequencies?
Question 81easy
For frequencies above theresonant frequency, a parallel LC circuit behaves as a ____load.