Analog Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 132 - 136 of 249

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Question 132

Appeared in Year: 2004

Question

MCQ▾

A bipolar transistor is operating in the active region with a collector current of 1 mA. Assuming that the of the transistor is 100 and the thermal Voltage is 25 mV. The Transconductance and the input resistance of the transistor in the common emitter configuration, are

Choices

Choice (4)Response

a.

b.

c.

d.

Passage

An emitter follower amplifier is shown below, where is the impedance looking into the base of the transistor and is the impedance looking in to the emitter of the transistor.

The Impedance Looking in to the Emitter of the Transistor

Question 133 (1 of 2 Based on Passage)

Analog Circuits
Mid-Frequency Small Signal Analysis and Frequency Response

Appeared in Year: 2001

Question

MCQ▾

Obtain an expression for and

Choices

Choice (4)Response

a.

and

b.

Cannot determine

c.

and

d.

and

Question 134 (2 of 2 Based on Passage)

Analog Circuits
Mid-Frequency Small Signal Analysis and Frequency Response

Appeared in Year: 2001

Question

MCQ▾

Determine and if a capacitor C is connected cross

Choices

Choice (4)Response

a.

and

b.

and

c.

Cannot determine

d.

and

Question 135

Analog Circuits
Simple Op-Amp Circuits

Appeared in Year: 2005

Question

MCQ▾

The voltage is indicated in the figure has been measured by an ideal voltmeter. Which of the following can be calculated?

The Circuit Consists of Operational Amplifier Tofind the Output

Choices

Choice (4)Response

a.

Input offset current only

b.

Bias current of the inverting and non-inverting inputs only

c.

Bias current of the inverting input only

d.

The bias current and the input offset current

Question 136

Analog Circuits
Simple Op-Amp Circuits

Appeared in Year: 2004

Question

MCQ▾

The Circuit in the figure is a

The Circuit of Operational Amplifier to Find the Type of Filter

Choices

Choice (4)Response

a.

Band-reject filter

b.

High-pass filter

c.

Band-pass filter

d.

Low-pass filter

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