GATE (Graduate Aptitude Test in Engineering) Electronics & CE (EC): Questions 253 - 256 of 1602
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Question 253
Appeared in Year: 2001
Question MCQ▾
The inverting OP-AMP shown in the figure has an open loop gain of 100. the closed loop gain is
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 254
Appeared in Year: 2005
Question MCQ▾
Both transistors and shown in the figure, have a threshold voltage of 1 Volts. The device parameters and of and are, respectively, and 9 . The output voltage is
Choices
Choice (4) | Response | |
---|---|---|
a. | 2 V | |
b. | 4 V | |
c. | 1 V | |
d. | 3 V |
Question 255
Appeared in Year: 2005
Question MCQ▾
The Op-amp circuit shown in the figure is filter. The type of filter and its cut- Off frequency are respectively
Choices
Choice (4) | Response | |
---|---|---|
a. | High pass, 10000 rad/sec | |
b. | Low pass, 10000 rad/sec | |
c. | Low pass, 1000 rad/sec | |
d. | High pass, 1000 rad/sec. |
Question 256
Appeared in Year: 2003
Question MCQ▾
The oscillator circuit shown in the figure has an ideal inverting amplifier. Its frequency of oscillation in Hertz is
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |