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# Electronic Devices and Circuits important Questions and Answers PDF

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## Electronic Devices MCQs: Electronic Devices and Circuits important Questions and Answers

MCQ 1: An op-amp configuration in which output is connected back to the input through a feedback circuit is called

A) open loop
B) negative loop
C) positive loop
D) closed loop

MCQ 2: CMRR stands for

A) Common Mode Rejection Ratio
B) Common Mode Relaxation Ratio
C) Collector Mode Relaxation Ratio
D) Collector Mode Rejection Ratio

MCQ 3: Ratio of open loop gain to common loop gain is termed as

A) CMRR
B) CC
C) CD
D) CE

MCQ 4: Voltage gain of operational amplifier with external feedback is called

A) open loop voltage gain
B) closed loop voltage release
C) closed loop voltage gain
D) no loop voltage gain

MCQ 5: A measure of an operation amplifier's ability to reject common mode signals is

A) CC
B) CD
D) CMRR

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