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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
Rectification is the process of converting.
Question # 2
The potential barrier for silicon is.
Question # 3
Greater concentration of impurity is added in.
Question # 4
For rectification we use.
Question # 5
A light emitting diode emits light only when
Question # 6
Which device is used as a rectifier?
Question # 7
Which diode works at reverse biasing.
Question # 8
In a transistor, collector current is controlled by:
Question # 9
In a certain circuit, IB = 40 µA, IC = 20 mA
Question # 10
Most of the electrons in the base of an NPN transistor flow:
Question # 11
The output from a full wave rectifier is
Question # 12
Which component of the transistor has greater contrition of impurity.
Question # 13
The average gap for Germanium at 0K is
Question # 14
In an N-type silicon, which of the following statement is true?
Question # 15
_______ is the building block of every electronic circuit.
Question # 16
The potential difference across depletion region in case of Si is
Question # 17
In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because
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 PN junction can not be sued a. |
A. Rectifier
B. Amplifier
C. Detector
D. LED
|
| 2 | The impurity in the germinium is usually in the ratio of |
A. 1:106
B. 1:104
C. 1:108
D. 1:1010
|
| 3 | Improper bisting of a transistor circiut produces: |
A. Heavy loading of emitter current
B. Distortion in the output output signal
C. Excessive heat at collector terminal
D. Faculty location of load line
|
| 4 | Transistor was invented by: |
A. Bardeen
B. Micheal faraday
C. Lenz
D. Newton
|
| 5 | LDR becomes necessary when op amp is used as a |
A. Night switch
B. Inverter
C. Comparator
D. Rectifier
|
| 6 | The central region of a transistor is called. |
A. Emitter
B. Collector
C. Base
D. Neutral
|
| 7 | A device which converts low voltage or current to high voltage or current is called. |
A. Transformer
B. AC generator
C. Amplifier
D. Rectifier
|
| 8 | A.C. can be converted into D.C. by |
A. An oscillator
B. Detector
C. An amplifier
D. Rectifier
|
| 9 | The term invertor is used for. |
A. NOR gate
B. XNOR gate
C. NAND gate
D. NOT gate
|
| 10 | The symbol of p-n-p transistor is |
Test Questions
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