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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
Doping is made comparatively larger in
Question # 2
When a PN-Junction is reverse biased the depletion region is.
Question # 3
Reverse current flows due to
Question # 4
The chargeless region after formation of Pn junction is called:
Question # 5
The gate, which changes the logic level to its opposite level is called
Question # 6
In case of reverse biasing, current is flown due to:
Question # 7
Photo diode is used for detection of.
Question # 8
Transistor was discovered by
Question # 9
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 10
Base of transistor is of order:
Question # 11
The central region of a transistor is called.
Question # 12
NAND gate represented by:
Question # 13
In a transistor, collector current is controlled by:
Question # 14
The average gap for Germanium at 0K is
Question # 15
The potential difference across depletion region in case of Si is
Question # 16
A transistor has:
Question # 17
In full wave rectification number of diodes required are equal to.
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 | 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
|
| 2 | Logic gate can control some physical parameters like. |
A. Temperature, Pressure
B. Resistance, Inductance
C. Capacitance, Impedance
D. Current, voltage
|
| 3 | The average gap for Germanium at 0K is |
A. 1.12 ev
B. 0.02 ev
C. 6.72 ev
D. 7.2 ev
|
| 4 | When a PN-Junction is reverse biased the depletion region is. |
A. Widened
B. Narrowed
C. Normal
D. None of these
|
| 5 | One use of a single p-n junction semiconductor in an electrical circuit is a |
A. Rectifier
B. Transistor
C. Battery
D. Diode
|
| 6 | The colour of light emitted by a LED depends on. |
A. It forward biased
B. Its reverse biased
C. Unbiased
D. None of these
|
| 7 | The output voltage of a rectifier is. |
A. Smooth
B. Pulsating
C. Alternating
D. Per featly direct
|
| 8 | In case of reverse biasing, current is flown due to: |
A. Minority charge carriers
B. Majority charge carriers
C. Electrons
D. Protons
|
| 9 | In photovoltaic cell, current is directly proportional to. |
A. Wavelength of light
B. Intensity of light
C. Energy
D. Frequency of light
|
| 10 | The P.D develop in case of germanium is: |
A. 0.3
B. 0.7
C. 0.5
D. 0.9
|
Test Questions
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