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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
_______ is the building block of every electronic circuit.
Question # 2
Light emitting diodes are made from semiconductors.
Question # 3
The term invertor is used for.
Question # 4
Output resistance of an op amp is
Question # 5
Which is not fundamental logic gate.
Question # 6
For normal transistor the emitter current can be given by
Question # 7
The output voltage of a rectifier is.
Question # 8
The device which is used as amplifier and works with the negative feedback is.
Question # 9
For normal use:
Question # 10
The central region of a transistor is called.
Question # 11
Which one has greater cone of impurity among all:
Question # 12
Greater concentration of impurity is added in.
Question # 13
A PN junction can not be sued a.
Question # 14
Transistor was invented by:
Question # 15
Depletion region carries.
Question # 16
Which component of the transistor has greater contrition of impurity.
Question # 17
The potential difference across the depletion region of germanium is.
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 ratio of potential barriers of Ge to Si at room temperatrue is. |
A. 7:3
B. 1:3
C. 2:5
D. 3:7
|
| 2 | A PN junction can not be sued a. |
A. Rectifier
B. Amplifier
C. Detector
D. LED
|
| 3 | A.C. can be converted into D.C. by |
A. An oscillator
B. Detector
C. An amplifier
D. Rectifier
|
| 4 | Automatic function of street light can be done by the use of. |
A. Inductor
B. Rectifier
C. Comparator
D. emf
|
| 5 | In a certain circuit, IB = 40 µA, IC = 20 mA |
A. 450 amp
B. 0.45 amp
C. 5 m amp
D. 500 amp
|
| 6 | Pulsating output of full wave rectifier can be made smooth by using circuit called. |
A. Filter
B. Amplifier
C. Resistor
D. Transistor
|
| 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 | 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
|
| 9 | A two inputs NAND gat with inputs a and b has an output '0' if. |
A. B is zero
B. A is zero
C. Both A and B are 1
D. Both A and B are '0'
|
| 10 | For normal use: |
A. Emitter base function is reversed biased
B. Collector base junction is reserved biased
C. Emitter base junction is forward biased
D. Both c and b
|
Test Questions