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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 P.D develop in case of germanium is:
Question # 2
The potential difference across depletion region in case of Si is
Question # 3
LDR becomes necessary when op amp is used as a
Question # 4
A.C. can be converted into D.C. by
Question # 5
Logic gate can control some physical parameters like.
Question # 6
The chargeless region after formation of Pn junction is called:
Question # 7
For normal transistor the emitter current can be given by
Question # 8
Which diode works at reverse biasing.
Question # 9
A diode characteristic curve is a plot between
Question # 10
X=A+B is the mathematical notation for.
Question # 11
The resistance between the inverting (-) and non inverting inputs is called Input resistance and is the order of.
Question # 12
The ratio Beta in transistor is called.
Question # 13
In a transistor, collector current is controlled by:
Question # 14
The impurity in the germinium is usually in the ratio of
Question # 15
Improper bisting of a transistor circiut produces:
Question # 16
During negative half cycle of A.c then p-n junction offers.
Question # 17
When transistor are used in digital circuits they usually operate in the :
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 colour of light emitted by a LED depends on. |
A. It forward biased
B. Its reverse biased
C. Unbiased
D. None of these
|
| 2 | When a PN-Junction is reverse biased the depletion region is. |
A. Widened
B. Narrowed
C. Normal
D. None of these
|
| 3 | Reverse current flows due to |
A. Majority charge carriers
B. Minority charge carriers
C. Electrons
D. Holes
|
| 4 | A device which converts low voltage or current to high voltage or current is called. |
A. Transformer
B. AC generator
C. Amplifier
D. Rectifier
|
| 5 | A photo diode can turn its current ON and OFF in |
A. Micro seconds
B. Mega seconds
C. Nano seconds
D. Mili seconds
|
| 6 | The output voltage of a rectifier is. |
A. Smooth
B. Pulsating
C. Alternating
D. Per featly direct
|
| 7 | A diode characteristic curve is a plot between |
A. Current and time
B. Voltage and time
C. Voltage and current
D. Forward voltage and reverse voltage
|
| 8 | Transistor was discovered by |
A. Young
B. Curie
C. John Bardeen
D. Shale's
|
| 9 | The circuit of full wave rectification consist of |
A. Three diodes
B. Four diodes
C. Two diodes
D. One diode
|
| 10 | In a transistor, collector current is controlled by: |
A. Collector voltage
B. Base current
C. Collector resistance
D. All of the above
|
Test Questions
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