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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
Which one has greater cone of impurity among all:
Question # 2
In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because
Question # 3
In full wave rectification number of diodes required are equal to.
Question # 4
Reverse current flows due to
Question # 5
The mathematical symbol for NOR operation is
Question # 6
Which is not fundamental logic gate.
Question # 7
LDR becomes necessary when op amp is used as a
Question # 8
Conversion of A.C into D.C is called:
Question # 9
In a transistor, collector current is controlled by:
Question # 10
The circuit of full wave rectification consist of
Question # 11
For rectification we use.
Question # 12
The colour of light emitted by a LED depends on.
Question # 13
A device which converts low voltage or current to high voltage or current is called.
Question # 14
The output from a full wave rectifier is
Question # 15
Most of the electrons in the base of an NPN transistor flow:
Question # 16
In an N-type silicon, which of the following statement is true?
Question # 17
The potential difference across the depletion region of germanium 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 | Which one has greater cone of impurity among all: |
A. Emitter
B. Base
C. Collector
D. All are pure
|
| 2 | 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'
|
| 3 | One use of a single p-n junction semiconductor in an electrical circuit is a |
A. Rectifier
B. Transistor
C. Battery
D. Diode
|
| 4 | The device which are required to convert various physical quantities into electric voltage are called. |
A. Filters
B. Rectifiers
C. Amplifiers
D. Sensors
|
| 5 | Doping is made comparatively larger in |
A. Emitter
B. Base
C. Collector
D. P -type semi conductor
|
| 6 | The potential difference across the depletion region of germanium is. |
A. 0.3 V
B. 0.5 V
C. 0.7 V
D. 0.8 V
|
| 7 | Base of transistor is of order: |
A. 10-11m
B. 106m
C. 10-8m
D. 10-6m
|
| 8 | Which factor does not affect the conductivity of PN-Junction diode. |
A. Doping
B. Temperature
C. Voltage
D. Pressure
|
| 9 | Most of the electrons in the base of an NPN transistor flow: |
A. Out of the base lead
B. Into the collector
C. Into the emit
D. Into the base supply
|
| 10 | Improper bisting of a transistor circiut produces: |
A. Heavy loading of emitter current
B. Distortion in the output output signal
C. Excessive heat at collector terminal
D. Faculty location of load line
|
Test Questions
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