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FSC Part 2 Physics
Chapter 18 Test
Start Chapter 18 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 18 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 18 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 18 Online MCQ's Test
00:00
Question # 1
Photodiode is used for:
Question # 2
The mathematical symbol for NOR operation is
Question # 3
Most of the electrons in the base of an NPN transistor flow:
Question # 4
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 5
Light emitting diodes are made from semiconductors.
Question # 6
The gain of transistor amplifier depends upon
Question # 7
Greater concentration of impurity is added in.
Question # 8
the number of terminals in a semiconductor diode are
Question # 9
Conversation of only one half of A.C. into D.C. is called.
Question # 10
The device which are required to convert various physical quantities into electric voltage are called.
Question # 11
A photo diode can turn its current ON and OFF in
Question # 12
Doping is made comparatively larger in
Question # 13
Transistor was invented by:
Question # 14
LDR becomes necessary when op amp is used as a
Question # 15
The term invertor is used for.
Question # 16
During negative half cycle of A.c then p-n junction offers.
Question # 17
Truth table of logic function.
FSC Part 2 Physics Chapter 18 Online Test MCQ's
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A light emitting diode emits light only when |
A. Reverse biased
B. Forward biased
C. Unbiased
D. None of these
|
| 2 | Reverse current flows due to |
A. Majority charge carriers
B. Minority charge carriers
C. Electrons
D. Holes
|
| 3 | The p-n junction in which p side is connected to+ive and n-side is -ve the junction is said to be: |
A. Neutral
B. Forward biased
C. Reversed biased
D. None of above
|
| 4 | A photo diode can turn its current ON and OFF in |
A. Micro seconds
B. Mega seconds
C. Nano seconds
D. Mili seconds
|
| 5 | In a transistor, collector current is controlled by: |
A. Collector voltage
B. Base current
C. Collector resistance
D. All of the above
|
| 6 | OR gate is represented by: |
A. X = A+B
B. X=A.B
C. X=A+B
D. X=A.B
|
| 7 | The gain of transistor amplifier depends upon |
A. Resistance connected with collector
B. Resistance connected with base voltage
C. Input voltage
D. Output voltage
|
| 8 | Truth table of logic function. |
A. Summarize its output values only
B. Tabulates all its input conditions only
C. Display all its input and output possibility
D. Is not base on logic algebra
|
| 9 | Logic gate can control some physical parameters like. |
A. Temperature, Pressure
B. Resistance, Inductance
C. Capacitance, Impedance
D. Current, voltage
|
| 10 | In an N-type silicon, which of the following statement is true? |
A. Electrons are majority carriers & trivalent atoms are the dopants
B. Electrons are majority carriers & pentavalent atoms are the dopants
C. Holes are minority carriers & pentavalent atoms are the dopants.
D. Holes are minority carriers & trivavalent atoms are the dopants.
|
Test Questions