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Electronics - Transistors and Applications

Exercise : Transistors and Applications - General Questions
6.
The signal voltage gain of an amplifier, Av, is defined as:
mca17_1003a1.gif
Av = IC × RC
mca17_1003c1.gif
mca17_1003d1.gif
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
In a class B push-pull amplifier, the transistors are biased slightly above cutoff to avoid
crossover distortion
unusually high efficiency
negative feedback
a low input impedance
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
The depletion-mode MOSFET
can operate with only positive gate voltages
can operate with only negative gate voltages
cannot operate in the ohmic region
can operate with positive as well as negative gate voltages
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Three different points are shown on a dc load line. The upper point represents the
minimum current gain
quiescent point
saturation point
cutoff point
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Which of the following conditions are needed to properly bias an npn transistor amplifier?
Forward bias the base/emitter junction and reverse bias the base/collector junction.
Forward bias the collector/base junction and reverse bias the emitter/base junction.
Apply a positive voltage on the n-type material and a negative voltage on the p-type material.
Apply a large voltage on the base.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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