Electronics and Communication Engineering - Electronic Devices and Circuits

31.
The maximum power handling capacity of a resistor depends on
total surface area
resistance value
thermal capacity of the resistor
resistivity of the material used in the resistor
Answer: Option
Explanation:
No answer description is available. Let's discuss.

32.
Epitaxial growth is used in ICs
because it produces low parasitic capacitance
because it yields back to back isolating pn Junction
to grow single crystal n doped silicon on a single crystal P-type substrate
to grow Selectivity single crystal P doped silicon of one resistivity on a P type substrate of a different resistivity
Answer: Option
Explanation:
No answer description is available. Let's discuss.

33.
The mean life time of carrier may range from 10-9 seconds to hundreds of μ-seconds.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.

34.
In which mode of BJT operation are both junctions forward biased?
Active
Saturation
Cut off
Reverse active
Answer: Option
Explanation:
No answer description is available. Let's discuss.

35.
Addition of a small amount of antimony to germanium will result in
formation of P-type semiconductor
more free electrons than holes in the semiconductor
antimony concentrating on the edges of the crystals
increased resistance
Answer: Option
Explanation:
No answer description is available. Let's discuss.