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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
the number of terminals in a semiconductor diode are
Question # 2
The average gap for Germanium at 0K is
Question # 3
Which component of the transistor has greater contrition of impurity.
Question # 4
Transistor was invented by:
Question # 5
In case of reverse biasing, current is flown due to:
Question # 6
The term invertor is used for.
Question # 7
The reverse saturation current in a PN junction diode is only due to:
Question # 8
The potential barrier for silicon is.
Question # 9
X=A+B is the mathematical notation for.
Question # 10
The semi conductor diode has the property of
Question # 11
The mathematical symbol for NOR operation is
Question # 12
An expression for gain of an inverting amplifier is
Question # 13
For rectification we use.
Question # 14
A device which converts low voltage or current to high voltage or current is called.
Question # 15
A diode characteristic curve is a plot between
Question # 16
Which factor does not affect the conductivity of PN-Junction diode.
Question # 17
The symbol of p-n-p transistor is
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 | NAND gate represented by: |
A. X = A. B
B. X = A+B
C. X= A.B
D. X=|A+B|
|
| 2 | Which diode works at reverse biasing. |
A. LED
B. Photo voltaic cell
C. Photo diode
D. Silicon diode
|
| 3 | 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.
|
| 4 | During negative half cycle of A.c then p-n junction offers. |
A. High resistance
B. Low resistance
C. No resistance
D. All of these
|
| 5 | A transistor has: |
A. Two regions
B. Three regions
C. Single regions
D. Four regions
|
| 6 | The sensor of light is. |
A. Transistor
B. LED
C. Diode
D. Light dependent resistance
|
| 7 | Most of the electrons in the base of an NPN transistor flow: |
A. Out of the base lead
B. Into the collector
C. Into the emit
D. Into the base supply
|
| 8 | The output of two input is zero only when its. |
A. Both inputs are zero
B. Either input is zero
C. Both inputs are one
D. Either input is one
|
| 9 | In a certain circuit, IB = 40 µA, IC = 20 mA |
A. 450 amp
B. 0.45 amp
C. 5 m amp
D. 500 amp
|
| 10 | Light emitting diodes are made from semiconductors. |
A. Silicon
B. Germanium
C. Carbon
D. Gallium arsenide
|
Test Questions
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