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ICS Part 2 Physics
Chapter 18 Test
Start Chapter 18 Test
ICS Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 18 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 18 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics ICS Part 2 Chapter 18 Online MCQ's Test
00:00
Question # 1
The reverse saturation current in a PN junction diode is only due to:
Question # 2
Which factor does not affect the conductivity of PN-Junction diode.
Question # 3
The ratio of potential barriers of Ge to Si at room temperatrue is.
Question # 4
Minimum number of semi conductor diodes required for full wave rectification are.
Question # 5
When transistor are used in digital circuits they usually operate in the :
Question # 6
The average gap for Germanium at 0K is
Question # 7
The output from a full wave rectifier is
Question # 8
The gain of transistor amplifier depends upon
Question # 9
Light emitting diodes are made from semiconductors.
Question # 10
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 11
The output of two input is zero only when its.
Question # 12
For automatic Switching of streetlight, the op amplifier is used as.
Question # 13
Most of the electrons in the base of an NPN transistor flow:
Question # 14
When a PN-Junction is reverse biased the depletion region is.
Question # 15
A PN junction can not be sued a.
Question # 16
Transistors are made from
Question # 17
In a transistor, collector current is controlled by:
ICS 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 gate, which changes the logic level to its opposite level is called |
A. NOR gate
B. AND gate
C. OR gate
D. NOT gate
|
| 2 | Which component of the transistor has greater contrition of impurity. |
A. Base
B. Emitter
C. Collector
D. Emitter and collector
|
| 3 | A diode characteristics curve is a plot between |
A. Current and resistance
B. Voltage and time
C. Voltage and current
D. Current and time
|
| 4 | Which is not fundamental logic gate. |
A. NOT
B. AND
C. OR
D. NAND
|
| 5 | Which diode works at reverse biasing. |
A. LED
B. Photo voltaic cell
C. Photo diode
D. Silicon diode
|
| 6 | One use of a single p-n junction semiconductor in an electrical circuit is a |
A. Rectifier
B. Transistor
C. Battery
D. Diode
|
| 7 | Conversation of only one half of A.C. into D.C. is called. |
A. Half wave amplification
B. Wave amplification
C. Half wave electrification
D. Half wave rectification
|
| 8 | For rectification we use. |
A. Transformer
B. Diode
C. Choke
D. Generator
|
| 9 | The device which are required to convert various physical quantities into electric voltage are called. |
A. Filters
B. Rectifiers
C. Amplifiers
D. Sensors
|
| 10 | Which device is used as a rectifier? |
A. Capacitor
B. Transistor
C. Diode
D. Transformer
|
Test Questions
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