Analog Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 34 - 38 of 249

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Passage

Consider the Op - Amp circuit shown in the figure.

The Operational Amplifier with Common Input Voltage

Question 34 (1 of 2 Based on Passage)

Analog Circuits
Simple Op-Amp Circuits

Appeared in Year: 2007

Question

MCQ▾

The transfer function is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 35 (2 of 2 Based on Passage)

Appeared in Year: 2007

Question

MCQ▾

If and , then the minimum and maximum values of (in radians) are respectively

Choices

Choice (4)Response

a.

b.

c.

d.

Question 36

Appeared in Year: 2007

Question

MCQ▾

In the CMOS inverter circuit shown, if the transconductance parameters of the NMOS and PMOS transistors are

And their threshold voltages ae the current I is

The CMOS Inverter Using a PMOS and NMOS Transistors

Choices

Choice (4)Response

a.

b.

c.

d.

Question 37

Appeared in Year: 2007

Question

Match List-Ⅰ List-Ⅱ▾

Group I lists four types of PN junction diodes. Match each device in Group I with one of the option in Group II to indicate the bias condition of that device in its normal mode of operation.

List-Ⅰ (Group I)List-Ⅱ (Group II)
(A)

LASER diode

(i)

Forward bias

(B)

Avalanche Photodiode

(ii)

Reverse bias

(C)

Solar Cell

(iii)

Forward bias

(D)

Zener Diode

(iv)

Reverse bias

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iv)
  • (iii)
  • (i)
  • (ii)

b.

  • (iv)
  • (i)
  • (ii)
  • (iii)

c.

  • (i)
  • (iv)
  • (ii)
  • (iii)

d.

  • (iii)
  • (ii)
  • (i)
  • (iv)

Question 38

Appeared in Year: 2008

Question

MCQ▾

Two identical NMOS transistors and are connected as shown below. is chosen so that both transistors are in saturation. The equivalent of the pair is defied to be at constant

The equivalent of the pair is

The Circuit Consisting of Two Identical NMOS Transistors

Choices

Choice (4)Response

a.

Nearly equal to of

b.

The product of individual s of the transistors

c.

The sum of individual s of the transistors

d.

Nearly equal to the of

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