Electronics and Communication Engineering - Electronic Devices and Circuits

1.
The O/P char, of a FET is given in the figure. In which region is the device biased for small signal amplification?
AB
BC
CD
BD
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Photoelectric effect occurs only in semiconductors and not in metals.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
Which of these has peak and valley points in v-i curve?
Tunnel diode
Zener diode
PIN diode
Schottky diode
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
The scaling factor of an MOS device using constant voltage scaling model, the gate area of the device will be scaled as
1/a
1/a2
1/a3
1/a4
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
A full wave bridge rectifier is supplied voltage at 50 Hz. The lowest ripple frequency will be
400 Hz
200 Hz
100 Hz
50 Hz
Answer: Option
Explanation:
No answer description is available. Let's discuss.