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Study 30 Electrical Engineering MCQs with correct answers and explanations.
Correct answer
D. opposite polarity signals are applied to the inputs
Explanation
The correct answer is opposite polarity signals are applied to the inputs.
Correct answer
B. 700 nA
Explanation
The correct answer is 700 nA.
Correct answer
B. a virtual ground
Explanation
The correct answer is a virtual ground.
Correct answer
B. very high
Explanation
The correct answer is very high.
Correct answer
B. has all of these
Explanation
The correct answer is has all of these.
Correct answer
D. increases
Explanation
The correct answer is increases.
Correct answer
D. both a.c. and d.c. signals
Explanation
The correct answer is both a.c. and d.c. signals.
Correct answer
D. 100,000
Explanation
The correct answer is 100,000.
Correct answer
B. very low
Explanation
The correct answer is very low.
Correct answer
A. zero
Explanation
The correct answer is zero.