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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
A.C. can be converted into D.C. by
Question # 2
Photo diode detects.
Question # 3
A photo diode can turn its current ON and OFF in
Question # 4
A PN junction can not be sued a.
Question # 5
For normal transistor the emitter current can be given by
Question # 6
LDR becomes necessary when op amp is used as a
Question # 7
The P.D develop in case of germanium is:
Question # 8
A transistor has parts:
Question # 9
The potential difference across the depletion region of germanium is.
Question # 10
The device which are required to convert various physical quantities into electric voltage are called.
Question # 11
In a transistor, collector current is controlled by:
Question # 12
A two inputs NAND gat with inputs a and b has an output '0' if.
Question # 13
An expression for gain of an inverting amplifier is
Question # 14
The device which is used as amplifier and works with the negative feedback is.
Question # 15
The impurity in the germinium is usually in the ratio of
Question # 16
_______ is the building block of every electronic circuit.
Question # 17
The central region of a transistor is called.
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 symbol of p-n-p transistor is | |
| 2 | In a transistor, collector current is controlled by: |
A. Collector voltage
B. Base current
C. Collector resistance
D. All of the above
|
| 3 | Light emitting diodes are made from semiconductors. |
A. Silicon
B. Germanium
C. Carbon
D. Gallium arsenide
|
| 4 | A transistor has: |
A. Two regions
B. Three regions
C. Single regions
D. Four regions
|
| 5 | For automatic Switching of streetlight, the op amplifier is used as. |
A. Inductor
B. Converter
C. Comparator
D. Thermistor
|
| 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 | The colour of light emitted by a LED depends on. |
A. It forward biased
B. Its reverse biased
C. Unbiased
D. None of these
|
| 8 | Transistor was discovered by |
A. Young
B. Curie
C. John Bardeen
D. Shale's
|
| 9 | Output resistance of an op amp is |
A. High
B. Low
C. Zero
D. Equal to input resistance
|
| 10 | 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
|
Test Questions
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