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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
In an N-type silicon, which of the following statement is true?
Question # 2
The circuit of full wave rectification consist of
Question # 3
A transistor has parts:
Question # 4
The gate, which changes the logic level to its opposite level is called
Question # 5
In a transistor, collector current is controlled by:
Question # 6
the number of terminals in a semiconductor diode are
Question # 7
The output voltage of a rectifier is.
Question # 8
The device which is used as amplifier and works with the negative feedback is.
Question # 9
Conversion of A.C into D.C is called:
Question # 10
The impurity in the germinium is usually in the ratio of
Question # 11
Photodiode is used for:
Question # 12
A device which converts low voltage or current to high voltage or current is called.
Question # 13
Which is not fundamental logic gate.
Question # 14
When transistor are used in digital circuits they usually operate in the :
Question # 15
A light emitting diode emits light only when
Question # 16
The p-n junction in which p side is connected to+ive and n-side is -ve the junction is said to be:
Question # 17
The open loop gain of the amplifier is order of.
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 | For normal transistor the emitter current can be given by |
A. IE = IC
B. IE = IC + IB
C. IE = IB
D. None of these
|
| 2 | A.C. can be converted into D.C. by |
A. An oscillator
B. Detector
C. An amplifier
D. Rectifier
|
| 3 | The output from a full wave rectifier is |
A. An ac voltage
B. A dc voltage
C. Zero
D. A pulsating unidirectional voltage
|
| 4 | The input resistance of an op amplifier is. |
A. Low
B. High
C. Zero
D. Equal to output resistance
|
| 5 | Photo diode detects. |
A. Visible light
B. Radio waves
C. X rays
D. All of them
|
| 6 | The symbol of p-n-p transistor is | |
| 7 | In a transistor, collector current is controlled by: |
A. Collector voltage
B. Base current
C. Collector resistance
D. All of the above
|
| 8 | OR gate is represented by: |
A. X = A+B
B. X=A.B
C. X=A+B
D. X=A.B
|
| 9 | 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
|
| 10 | The central region of a transistor is called. |
A. Emitter
B. Collector
C. Base
D. Neutral
|
Test Questions