Vidyalelo
Electrical Engineering · Q25

OP Amp

Engineering and GATE · Electrical Engineering · question 25

Q25

A certain inverting amplifier has a closed-loop voltage gain of 25. The OP-amp has an open-loop voltage gain of 100,000. If an OP-amp with an open-loop voltage gain of 200,000 is substituted in the arrangement, the closed-loop gain

A.
doubles
B.
drops to 12.5
C.
remains at 25
Answer
D.
increases slightly

Answer: Option C

Solution

Answer: Option C
No explanation is given for this question Let's Discuss on Board