Electronics and Communication Engineering - Electronic Devices and Circuits

36.
In a p-n-p transistor the main current carriers and the mechanism of flow respectively are
electrons, drift
holes, drift
holes, diffusion
electrons, diffusion
Answer: Option
Explanation:
No answer description is available. Let's discuss.

37.
The 6 V zener diode shown in figure has zero zener resistance and a knee current of 5 mA. The minimum value of R, so that the voltage across it does not fall below 6 V is
1.2 kΩ
80 Ω
50 W
0
Answer: Option
Explanation:
No answer description is available. Let's discuss.

38.
Secondary emission occurs in
diode
triode
tetrode
pentode
Answer: Option
Explanation:
No answer description is available. Let's discuss.

39.
In common base connection, the output characteristics of a bipolar junction transistor is drawn between
IC and VCB
IC and VCE
IE and VCB
IE and VCE
Answer: Option
Explanation:
No answer description is available. Let's discuss.

40.
In fabricating silicon BJT in ICs by the epitaxial process, the number of diffusions used is usually
2
3
4
6
Answer: Option
Explanation:
No answer description is available. Let's discuss.