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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 use of LDR is in the circuit of.
Question # 2
The gate, which changes the logic level to its opposite level is called
Question # 3
The resistance between the inverting (-) and non inverting inputs is called Input resistance and is the order of.
Question # 4
A device which converts low voltage or current to high voltage or current is called.
Question # 5
Photo diode is used for detection of.
Question # 6
Truth table of logic function.
Question # 7
Logic gate can control some physical parameters like.
Question # 8
The term invertor is used for.
Question # 9
An expression for gain of an inverting amplifier is
Question # 10
Conversion of A.C into D.C is called:
Question # 11
X=A+B is the mathematical notation for.
Question # 12
During negative half cycle of A.c then p-n junction offers.
Question # 13
Transistor was invented by:
Question # 14
The semi conductor diode has the property of
Question # 15
A PN junction can not be sued a.
Question # 16
The circuit of full wave rectification consist of
Question # 17
Photodiode is used for:
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 light emitting diode emits light only when |
A. Reverse biased
B. Forward biased
C. Unbiased
D. None of these
|
| 2 | The chargeless region after formation of Pn junction is called: |
A. Free region
B. Depletion region
C. Field region
D. U.V region
|
| 3 | For normal transistor the emitter current can be given by |
A. IE = IC
B. IE = IC + IB
C. IE = IB
D. None of these
|
| 4 | The mathematical symbol for NOR operation is |
B. X = A . B
C. X = A + D
|
| 5 | Pulsating output of full wave rectifier can be made smooth by using circuit called. |
A. Filter
B. Amplifier
C. Resistor
D. Transistor
|
| 6 | 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'
|
| 7 | The average gap for Germanium at 0K is |
A. 1.12 ev
B. 0.02 ev
C. 6.72 ev
D. 7.2 ev
|
| 8 | The P.D develop in case of germanium is: |
A. 0.3
B. 0.7
C. 0.5
D. 0.9
|
| 9 | LDR becomes necessary when op amp is used as a |
A. Night switch
B. Inverter
C. Comparator
D. Rectifier
|
| 10 | Greater concentration of impurity is added in. |
A. Base
B. Emitter
C. Collector
D. LED
|
Test Questions
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