Transistors and Applications - General Questions

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Transistors and Applications - General Questions

To get a negative gate-source voltage in a self-biased JFET circuit, you must use a

A.	voltage divider
B.	source resistor
C.	ground
D.	negative gate supply voltage

Answer: Option B

Explanation:

No answer description available for this question

In order for feedback oscillators to have any practical value, the gain has to be

A.	< 1
B.	self-adjusting
C.	stabilized
D.	nonlinear

Answer: Option B

Explanation:

No answer description available for this question

Often a common-collector will be the last stage before the load; the main function of this stage is to

A.	provide voltage gain
B.	buffer the voltage amplifiers from the low-resistance load
C.	provide phase inversion
D.	provide a high-frequency path to improve the frequency response

Answer: Option B

Explanation:

No answer description available for this question

Which of the following conditions are needed to properly bias an npn transistor amplifier?

A.	Forward bias the base/emitter junction and reverse bias the base/collector junction.
B.	Forward bias the collector/base junction and reverse bias the emitter/base junction.
C.	Apply a positive voltage on the n-type material and a negative voltage on the p-type material.
D.	Apply a large voltage on the base.

Answer: Option A

Explanation:

No answer description available for this question

Three different points are shown on a dc load line. The upper point represents the

A.	minimum current gain
B.	quiescent point
C.	saturation point
D.	cutoff point

Answer: Option C

Explanation:

o answer description available for this question

The depletion-mode MOSFET

A.	can operate with only positive gate voltages
B.	can operate with only negative gate voltages
C.	cannot operate in the ohmic region
D.	can operate with positive as well as negative gate voltages

Answer: Option D

Explanation:

No answer description available for this question

In a class B push-pull amplifier, the transistors are biased slightly above cutoff to avoid

A.	crossover distortion
B.	unusually high efficiency
C.	negative feedback
D.	a low input impedance

Answer: Option A

Explanation:

No answer description available for this question

The signal voltage gain of an amplifier, A_v, is defined as:

A.
B.	Av = IC × RC
C.
D.

Answer: Option C

Explanation:

No answer description available for this question

Transistors and Applications - General Questions

Transistors and Applications - General Questions

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