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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 potential barrier for silicon is.
Question # 2
The colour of light emitted by a LED depends on.
Question # 3
The potential difference across depletion region in case of Si is
Question # 4
Which device is used as a rectifier?
Question # 5
Conversion of A.C into D.C is called:
Question # 6
The output of two input is zero only when its.
Question # 7
A transistor has parts:
Question # 8
The central region of a transistor is called.
Question # 9
Output resistance of an op amp is
Question # 10
Depletion region carries.
Question # 11
In a transistor, collector current is controlled by:
Question # 12
A.C. can be converted into D.C. by
Question # 13
The gate, which changes the logic level to its opposite level is called
Question # 14
During negative half cycle of A.c then p-n junction offers.
Question # 15
Light emitting diodes are made from semiconductors.
Question # 16
The resistance between the inverting (-) and non inverting inputs is called Input resistance and is the order of.
Question # 17
Base of transistor is of order:
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 | Automatic function of street light can be done by the use of. |
A. Inductor
B. Rectifier
C. Comparator
D. emf
|
| 2 | In a certain circuit, IB = 40 µA, IC = 20 mA |
A. 450 amp
B. 0.45 amp
C. 5 m amp
D. 500 amp
|
| 3 | In full wave rectification number of diodes required are equal to. |
A. 2
B. 3
C. 4
D. 5
|
| 4 | Conversion of A.C into D.C is called: |
A. Compton effect
B. Rectification
C. Amplification
D. Pair production
|
| 5 | When transistor are used in digital circuits they usually operate in the : |
A. Active region
B. Break down region
C. Saturation & cutoff regions
D. Linear region
|
| 6 | A.C. can be converted into D.C. by |
A. An oscillator
B. Detector
C. An amplifier
D. Rectifier
|
| 7 | For automatic Switching of streetlight, the op amplifier is used as. |
A. Inductor
B. Converter
C. Comparator
D. Thermistor
|
| 8 | Rectification is the process of converting. |
A. D.C. into A.C.
B. A.C. in to D.C.
C. Low signal to high
D. High signal to low
|
| 9 | Photo diode detects. |
A. Visible light
B. Radio waves
C. X rays
D. All of them
|
| 10 | the number of terminals in a semiconductor diode are |
A. 2
B. 3
C. 4
D. 5
|
Test Questions