This page requires a JavaScript-enabled browser
Instructions on how to enable your browser are contained in the help file.
Chapter 18 - Electronics - 4
1.
A combination of p-type and N type substance give rise to:
a) P-N junction
b) All of the above
c) p-p junction
d) N-N junction
2.
Depletion region carries:
a) All
b) Negative charge
c) No charge
d) Positive charge
3.
Potential barrier in a diode helps in moving:
a) Stops the mutual movement of both hole and electrons
b) Electrons from, N-type
c) Holes from p-type to n-type
d) None of the above
4.
When p-type, of a P-N junction, is connected to positive and N-type to the negative terminal of battery the P-N junction is said to behave as:
a) Forward biased
b) Transistor
c) Reversed biased
d) Neutral
5.
The graph which shows the relation of biased voltage verses current through a p-n junction is called:
a) Diode current graph
b) Diode voltage graph
c) Current biased voltage graph
d) Diode graph
6.
A forward biased p-n junction practically offers:
a) Very low resistance
b) None
c) Very high resistance
d) Zero resistance
7.
If a reverse current of a reverse biased junction is increased to a maximum value then:
a) Diode junction may breaks down
b) Diode becomes more efficient
c) Voltage drops to zero
d) None
8.
Process of conversion of AC into DC is called:
a) Rectification
b) Amplification
c) Magnification
d) Purification
This is more feedback!
This is the feedback!