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Electronic Principles

Electronic Principles
The barrier potential accross each depletion layer is

0.8 V
0.7 V
20 V
None of these

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Electronic Principles
The nucleus of the copper atom contains how many protons?

None of these
18
29
4
1

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Electronic Principles
Holes are the minority carriers in which type of semiconductor?

None of these
Intrinsic
p-type
Extrinsic
n-type

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Electronic Principles
Which one of the following kinds of materials has the highest permeability?

A paramagnetic material
A ferromagnetic material
All of these
None of these
A diamagnetic material

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Electronic Principles
The direction of conventional current flow is:

from positive to negative
None of these
from left to right
from negative to positive
from neutral to positive

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Electronic Principles
The voltage across a 1N4001 is 0.93V when the current is 1A. What is the power dissipation of the diode for these values?

9.3 W
None of these
0.041666666666667
0.93 V
0.93 W

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