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Electronics and Communication Engineering - Analog Electronics

Exercise : Analog Electronics - Section 15
46.
Saturation region of a JFET is also known as
source region
analog region
pinch off region
ohmic region
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Which junction transistor is preferred for high input and low output impedances?
Common emitter
Common base
Common collector
Any of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
For operation of enhancement only N-channel MOSFET, value of gate voltage has to be
zero
low positive
high negative
high positive
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Sweep voltage generators, sweep current generators, multivibrators and blocking oscillators can be combined as
negative resistance oscillators
tuned base tuned collector oscillators
relaxation oscillators
L-C tuned oscillators
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
A generator with an internal resistance of 600 Ω drives an amplifier whose input resistance is 400 Ω. The generator's open circuit voltages is 1 mV; the amplifier develops 100mV across an 8kΩ load. The voltage multiplication is
25
50
125
250
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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