Electronics and Communication Engineering - Analog Electronics

1.
The ripple factor of a full wave rectifier is about 0.5
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Which of the following statement is false?
The zener diode is uses as a constant voltage source
The SCR is a silicon rectifier with a gate electrode to control when current flows from cathode to anode
The gate electrode in the FET corresponds to the collector in a bipolar transistor
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
The configuration of figure is a
Hartley oscillator
Precision Integrator
Wienbridge oscillator
Butterworth high pass filter
Answer: Option
Explanation:
No answer description is available. Let's discuss.

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.
40%
5%
20%
80%
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
In a CE amplifier circuit, the output voltage
is very small
is always constant
depends on β
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.