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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
A transistor has:
Question # 2
Which diode works at reverse biasing.
Question # 3
The device which is used as amplifier and works with the negative feedback is.
Question # 4
For normal use:
Question # 5
The resistance between the inverting (-) and non inverting inputs is called Input resistance and is the order of.
Question # 6
The semi conductor diode has the property of
Question # 7
For normal transistor the emitter current can be given by
Question # 8
The average gap for Germanium at 0K is
Question # 9
Transistors are made from
Question # 10
Truth table of logic function.
Question # 11
A photo diode can turn its current ON and OFF in
Question # 12
Greater concentration of impurity is added in.
Question # 13
During negative half cycle of A.c then p-n junction offers.
Question # 14
The reverse saturation current in a PN junction diode is only due to:
Question # 15
The ratio of potential barriers of Ge to Si at room temperatrue is.
Question # 16
Which device is used as a rectifier?
Question # 17
The potential difference across the depletion region of germanium 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 | Which one has greater cone of impurity among all: |
A. Emitter
B. Base
C. Collector
D. All are pure
|
| 2 | OR gate is represented by: |
A. X = A+B
B. X=A.B
C. X=A+B
D. X=A.B
|
| 3 | In photovoltaic cell, current is directly proportional to. |
A. Wavelength of light
B. Intensity of light
C. Energy
D. Frequency of light
|
| 4 | A device which converts low voltage or current to high voltage or current is called. |
A. Transformer
B. AC generator
C. Amplifier
D. Rectifier
|
| 5 | the number of terminals in a semiconductor diode are |
A. 2
B. 3
C. 4
D. 5
|
| 6 | Conversion of A.C into D.C is called: |
A. Compton effect
B. Rectification
C. Amplification
D. Pair production
|
| 7 | When a PN-Junction is reverse biased the depletion region is. |
A. Widened
B. Narrowed
C. Normal
D. None of these
|
| 8 | For rectification we use. |
A. Transformer
B. Diode
C. Choke
D. Generator
|
| 9 | The P.D develop in case of silicon is: |
A. 0.7V
B. 0.3V
C. 0.5V
D. 0.9V
|
| 10 | Output resistance of an op amp is |
A. High
B. Low
C. Zero
D. Equal to input resistance
|
Test Questions
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