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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
A transistor has:
Question # 2
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 3
Photo diode is used for detection of.
Question # 4
The device which are required to convert various physical quantities into electric voltage are called.
Question # 5
Rectification is the process of converting.
Question # 6
Which component of the transistor has greater contrition of impurity.
Question # 7
The potential barrier for silicon is.
Question # 8
A light emitting diode emits light only when
Question # 9
The circuit of full wave rectification consist of
Question # 10
Reverse current flows due to
Question # 11
Logic gate can control some physical parameters like.
Question # 12
In photovoltaic cell, current is directly proportional to.
Question # 13
Which is not fundamental logic gate.
Question # 14
Transistor was discovered by
Question # 15
Photo diode detects.
Question # 16
The reverse saturation current in a PN junction diode is only due to:
Question # 17
In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because
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 | 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
|
| 2 | For rectification we use. |
A. Transformer
B. Diode
C. Choke
D. Generator
|
| 3 | Which factor does not affect the conductivity of PN-Junction diode. |
A. Doping
B. Temperature
C. Voltage
D. Pressure
|
| 4 | The open loop gain of the amplifier is order of. |
A. 106
B. 105
C. 107
D. 103
|
| 5 | The P.D develop in case of silicon is: |
A. 0.7V
B. 0.3V
C. 0.5V
D. 0.9V
|
| 6 | Which one has greater cone of impurity among all: |
A. Emitter
B. Base
C. Collector
D. All are pure
|
| 7 | The output of two input is zero only when its. |
A. Both inputs are zero
B. Either input is zero
C. Both inputs are one
D. Either input is one
|
| 8 | In an N-type silicon, which of the following statement is true? |
A. Electrons are majority carriers & trivalent atoms are the dopants
B. Electrons are majority carriers & pentavalent atoms are the dopants
C. Holes are minority carriers & pentavalent atoms are the dopants.
D. Holes are minority carriers & trivavalent atoms are the dopants.
|
| 9 | In case of reverse biasing, current is flown due to: |
A. Minority charge carriers
B. Majority charge carriers
C. Electrons
D. Protons
|
| 10 | Photo diode detects. |
A. Visible light
B. Radio waves
C. X rays
D. All of them
|
Test Questions