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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
Transistor was invented by:
Question # 2
The central region of a transistor is called.
Question # 3
The output voltage of a rectifier is.
Question # 4
The average gap for Germanium at 0K is
Question # 5
Conversion of A.C into D.C is called:
Question # 6
Reverse current flows due to
Question # 7
The reverse saturation current in a PN junction diode is only due to:
Question # 8
Photo diode detects.
Question # 9
Conversation of only one half of A.C. into D.C. is called.
Question # 10
Photodiode is used for:
Question # 11
The ratio of potential barriers of Ge to Si at room temperatrue is.
Question # 12
Minimum number of semi conductor diodes required for full wave rectification are.
Question # 13
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 14
The mathematical symbol for NOR operation is
Question # 15
The colour of light emitted by a LED depends on.
Question # 16
Depletion region carries.
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 gain of transistor amplifier depends upon |
A. Resistance connected with collector
B. Resistance connected with base voltage
C. Input voltage
D. Output voltage
|
| 2 | Minimum number of semi conductor diodes required for full wave rectification are. |
A. 1
B. 2
C. 3
D. 4
|
| 3 | Logic gate can control some physical parameters like. |
A. Temperature, Pressure
B. Resistance, Inductance
C. Capacitance, Impedance
D. Current, voltage
|
| 4 | In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because |
A. Open gain loop is very low
B. Closed loop gain is very high
C. Open loop gain is very high
D. Both (a) and (a)
|
| 5 | The central region of a transistor is called. |
A. Emitter
B. Collector
C. Base
D. Neutral
|
| 6 | During negative half cycle of A.c then p-n junction offers. |
A. High resistance
B. Low resistance
C. No resistance
D. All of these
|
| 7 | Automatic function of street light can be done by the use of. |
A. Inductor
B. Rectifier
C. Comparator
D. emf
|
| 8 | OR gate is represented by: |
A. X = A+B
B. X=A.B
C. X=A+B
D. X=A.B
|
| 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 | In case of reverse biasing, current is flown due to: |
A. Minority charge carriers
B. Majority charge carriers
C. Electrons
D. Protons
|
Test Questions
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