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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
Transistors are made from
Question # 2
Which diode works at reverse biasing.
Question # 3
The output from a full wave rectifier is
Question # 4
The central region of a transistor is called.
Question # 5
A two inputs NAND gat with inputs a and b has an output '0' if.
Question # 6
Greater concentration of impurity is added in.
Question # 7
A PN junction can not be sued a.
Question # 8
In a transistor, collector current is controlled by:
Question # 9
The p-n junction in which p side is connected to+ive and n-side is -ve the junction is said to be:
Question # 10
Transistor was invented by:
Question # 11
The output voltage of a rectifier is.
Question # 12
The potential difference across depletion region in case of Si is
Question # 13
Photodiode is used for:
Question # 14
The semi conductor diode has the property of
Question # 15
The device which are required to convert various physical quantities into electric voltage are called.
Question # 16
Pulsating output of full wave rectifier can be made smooth by using circuit called.
Question # 17
Output resistance of an op amp 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 | The reverse saturation current in a PN junction diode is only due to: |
A. Majority carriers
B. Minoritycarriers
C. Acceptor ions
D. Donor ions
|
| 2 | Doping is made comparatively larger in |
A. Emitter
B. Base
C. Collector
D. P -type semi conductor
|
| 3 | Reverse current flows due to |
A. Majority charge carriers
B. Minority charge carriers
C. Electrons
D. Holes
|
| 4 | Conversion of A.C into D.C is called: |
A. Compton effect
B. Rectification
C. Amplification
D. Pair production
|
| 5 | Output resistance of an op amp is |
A. High
B. Low
C. Zero
D. Equal to input resistance
|
| 6 | Greater concentration of impurity is added in. |
A. Base
B. Emitter
C. Collector
D. LED
|
| 7 | A light emitting diode emits light only when |
A. Reverse biased
B. Forward biased
C. Unbiased
D. None of these
|
| 8 | 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'
|
| 9 | LDR becomes necessary when op amp is used as a |
A. Night switch
B. Inverter
C. Comparator
D. Rectifier
|
| 10 | The semi conductor diode has the property of |
A. Two way conduction
B. Zero conduction
C. One way conduction
D. Amplification
|
Test Questions
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