Electronics and Communication Engineering - Electronic Devices and Circuits

21.
The band gap of Si at room temperature is
1.3 eV
0.7 eV
1.1 eV
1.4 eV
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
Spot the odd one out
aluminium
silver
porcelain
copper
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
Transition capacitance is associated with __________ and depletion capacitance is associated with __________ diodes.
reverse bias and forward bias
forward bias and reverse bias
reverse bias and reverse bias
forward bias and forward bias
Answer: Option
Explanation:
No answer description is available. Let's discuss.

24.
Figure represents a
Tunnel diode
PNP transistor
Photo sensitive diode
Photo emissive diode
Answer: Option
Explanation:
No answer description is available. Let's discuss.

25.
If the energy gap of a semiconductor is 1.1 eV, then it would be.
opaque to the visible light
transparent to the visible light
transparent to the ultraviolet radiation
opaque to the infrared radiation
Answer: Option
Explanation:
No answer description is available. Let's discuss.