Electronics and Communication Engineering - Electronic Devices and Circuits

46.
Which of the following exhibits negative resistance in a portion of its characteristics?
Tunnel diode
Zener diode
JFET
MOSFET and tunnel diode
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
The emission of light is LED due to
emission of holes
emission of electrons
generation of electromagnetic radiations
conversion of heat energy into illumination
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
For bipolar transistor
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
The sum of two or more arbitrary sinusoidal is
always periodic
periodic under certain conditions
never periodic
periodic only if all the sinusoidals are identical in frequency and phase
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
Which of the following is used as a passive component in electronic circuits?
Tunnel diode
Capacitor
Transistor
Vacuum tube
Answer: Option
Explanation:
No answer description is available. Let's discuss.