Home / Operational Amplifier – 1 – 3

Operational Amplifier – 1 – 3

11. If ADM = 3500 and ACM = 0.35, the CMRR is ….

(a) 1225
(b) 10,000
(c) 80 dB
(d) b and c

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

12. With zero volts on both inputs, an Op-amp ideally should have an output ….

(a) equal to the positive supply voltage
(b) equal to the negative supply voltage
(c) equal to zero
(d) equal to the CMRR

Answer
Answer : (c)

Explanation
No answer description available for this question. Let us discuss.

13. Of the values listed, the most realistic value for open-loop voltage gain of an OP-amp is ……

(a) 1
(b) 2000
(c) 80 dB
(d) 100,000

Answer
Answer : (d)

Explanation
No answer description available for this question. Let us discuss.

14. A certain OP-amp has bias currents of 50 µA and 49.3 µA. The input offset current is ….

(a) 700 nA
(b) 99.3 μA
(c) 49.7 μA
(d) none of these

Answer
Answer : (a)

Explanation
No answer description available for this question. Let us discuss.

15. The output of a particular OP-amp increases 8 V in 12 µs. The slew rate is ….

(a) 90 V/μs
(b) 0.67 V/μs
(c) 1.5 V/μs
(d) none of these

Answer
Answer : (b)

Explanation
No answer description available for this question. Let us discuss.

1 2 3 4 5 6 7

General Knowledge Books

Be a Part of the New & Next

MCQs fb  MCQs G+

Share the Knowledge

MORE INFORMATION
GATE Total InfoGATE 2019 BooksFree Notes
IES Total InfoIES 2019 BooksFree Mock tests
JAM Total InfoJAM 2019 BooksEngg Diploma
PSUs Total InfoM Tech Total InfoUGC NET Total Info
Copy Protected by Chetan's WP-Copyprotect.