Electronics and Communication Engineering - Analog Electronics
Exercise :: Analog Electronics - Section 16
1.
The ripple factor of a full wave rectifier is about 0.5
Answer: Option A
Explanation:
2.
Which of the following statement is false?
A. The zener diode is uses as a constant voltage source B. The SCR is a silicon rectifier with a gate electrode to control when current flows from cathode to anode C. The gate electrode in the FET corresponds to the collector in a bipolar transistor D. None of the above
Answer: Option D
Explanation:
3.
The configuration of figure is a
A. Hartley oscillator B. Precision Integrator C. Wienbridge oscillator D. Butterworth high pass filter
Answer: Option C
Explanation:
4.
The voltage gains of an amplifier without feedback and with negative feedback respectively are 100 and 20. The percentage of negative feedback would be.
Answer: Option C
Explanation:
5.
In a CE amplifier circuit, the output voltage
A. is very small B. is always constant C. depends on β D. none of the above
Answer: Option C
Explanation:
