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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 circuit of full wave rectification consist of
Question # 2
Transistors are made from
Question # 3
The output voltage of a rectifier is.
Question # 4
Base of transistor is of order:
Question # 5
A transistor has parts:
Question # 6
Truth table of logic function.
Question # 7
For rectification we use.
Question # 8
Which diode works at reverse biasing.
Question # 9
A photo diode can turn its current ON and OFF in
Question # 10
The p-n junction in which p side is connected to+ive and n-side is -ve the junction is said to be:
Question # 11
Conversion of A.C into D.C is called:
Question # 12
Which one has greater cone of impurity among all:
Question # 13
The use of LDR is in the circuit of.
Question # 14
LDR becomes necessary when op amp is used as a
Question # 15
Pulsating output of full wave rectifier can be made smooth by using circuit called.
Question # 16
The ratio of potential barriers of Ge to Si at room temperatrue is.
Question # 17
Which device is used as a rectifier?
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 | The circuit of full wave rectification consist of |
A. Three diodes
B. Four diodes
C. Two diodes
D. One diode
|
| 2 | The reverse saturation current in a PN junction diode is only due to: |
A. Majority carriers
B. Minoritycarriers
C. Acceptor ions
D. Donor ions
|
| 3 | A two inputs NAND gat with inputs a and b has an output '0' if. |
A. B is zero
B. A is zero
C. Both A and B are 1
D. Both A and B are '0'
|
| 4 | In full wave rectification number of diodes required are equal to. |
A. 2
B. 3
C. 4
D. 5
|
| 5 | Greater concentration of impurity is added in. |
A. Base
B. Emitter
C. Collector
D. LED
|
| 6 | One use of a single p-n junction semiconductor in an electrical circuit is a |
A. Rectifier
B. Transistor
C. Battery
D. Diode
|
| 7 | Rectification is the process of converting. |
A. D.C. into A.C.
B. A.C. in to D.C.
C. Low signal to high
D. High signal to low
|
| 8 | A photo diode can turn its current ON and OFF in |
A. Micro seconds
B. Mega seconds
C. Nano seconds
D. Mili seconds
|
| 9 | The potential difference across depletion region in case of Si is |
A. 0.6 volt
B. 0.9 volt
C. 0.7 volt
D. 0.2 volt
|
| 10 | A.C. can be converted into D.C. by |
A. An oscillator
B. Detector
C. An amplifier
D. Rectifier
|
Test Questions
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