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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 device which are required to convert various physical quantities into electric voltage are called.
Question # 2
Base of transistor is of order:
Question # 3
In a certain circuit, IB = 40 µA, IC = 20 mA
Question # 4
The circuit of full wave rectification consist of
Question # 5
A device which converts low voltage or current to high voltage or current is called.
Question # 6
In case of reverse biasing, current is flown due to:
Question # 7
Conversation of only one half of A.C. into D.C. is called.
Question # 8
Which factor does not affect the conductivity of PN-Junction diode.
Question # 9
In an N-type silicon, which of the following statement is true?
Question # 10
The output from a full wave rectifier is
Question # 11
The sensor of light is.
Question # 12
Conversion of A.C into D.C is called:
Question # 13
Which device is used as a rectifier?
Question # 14
In photovoltaic cell, current is directly proportional to.
Question # 15
The ratio of potential barriers of Ge to Si at room temperatrue is.
Question # 16
The impurity in the germinium is usually in the ratio of
Question # 17
Which component of the transistor has greater contrition of impurity.
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 | Photodiode is used for: |
A. Detection of current
B. Detection of heat
C. Detection of light
D. Both a & b
|
| 2 | The average gap for Germanium at 0K is |
A. 1.12 ev
B. 0.02 ev
C. 6.72 ev
D. 7.2 ev
|
| 3 | A.C. can be converted into D.C. by |
A. An oscillator
B. Detector
C. An amplifier
D. Rectifier
|
| 4 | Transistor was invented by: |
A. Bardeen
B. Micheal faraday
C. Lenz
D. Newton
|
| 5 | A light emitting diode emits light only when |
A. Reverse biased
B. Forward biased
C. Unbiased
D. None of these
|
| 6 | 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
|
| 7 | NAND gate represented by: |
A. X = A. B
B. X = A+B
C. X= A.B
D. X=|A+B|
|
| 8 | The gate, which changes the logic level to its opposite level is called |
A. NOR gate
B. AND gate
C. OR gate
D. NOT gate
|
| 9 | For rectification we use. |
A. Transformer
B. Diode
C. Choke
D. Generator
|
| 10 | The input resistance of an op amplifier is. |
A. Low
B. High
C. Zero
D. Equal to output resistance
|
Test Questions