Electronics and Communication Engineering - Electronic Devices and Circuits

31.
In a junction transistor biased for operation at emitter current 'IE' and collector current 'IC' the transconductance 'gm' is.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

32.
Ferrities are particularly suited for high frequency applications because of their
low distortion
low eddy current loss
high conductivity
high mobility
Answer: Option
Explanation:
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33.
In intrinsic semiconductor, the fermi level
lies at the centre of forbidden energy gap
is near the conduction band
is near the valence band
may be anywhere in the forbidden energy gap
Answer: Option
Explanation:
No answer description is available. Let's discuss.

34.
Electromagnetic waves transport
energy only
momentum only
energy as well as momentum
neither energy nor momentum
Answer: Option
Explanation:
No answer description is available. Let's discuss.

35.
In a forward biased p-n junction current enters p material as hole current and leaves n material as electron current of the same magnitude.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.