Which of the following holds FALSE for BJTs?
A. The quantity beta (β) provides an important relationship between the base and collector currents, and is usually between 50 and 400
B. The impedance between terminals of a forward-biased junction is always relatively large, whereas the impedance between terminals of a reverse-biased junction is usually quite small
C. The dc beta is defined by a simple ratio of dc currents at an operating point
D. The quantity alpha (α) relates the collector and emitter currents and is always close to one
Answer: Option B
This Question Belongs to Electronics And Communications Engineering >> Analog Electronics
The action of JFET in its equivalent circuit can best be represented as a
A. Current controlled Current source
B. Current controlled voltage source
C. Voltage controlled voltage source
D. Voltage controlled current source
In a p+n junction diode under reverse bias, the magnitude of electric field is maximum at
A. The edge of the depletion region on the p-side
B. The edge of the depletion region on the n-side
C. The p+n junction
D. The center of the depletion region on the n-side
To prevent a DC return between source and load, it is necessary to use
A. Resistor between source and load
B. Inductor between source and load
C. Capacitor between source and load
D. Either A or B
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