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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
Minimum number of semi conductor diodes required for full wave rectification are.
Question # 2
A transistor has parts:
Question # 3
The ratio Beta in transistor is called.
Question # 4
Which one has greater cone of impurity among all:
Question # 5
The potential difference across depletion region in case of Si is
Question # 6
In a transistor, collector current is controlled by:
Question # 7
The P.D develop in case of silicon is:
Question # 8
A diode characteristics curve is a plot between
Question # 9
Transistor was discovered by
Question # 10
The output voltage of a rectifier is.
Question # 11
An expression for gain of an inverting amplifier is
Question # 12
For automatic Switching of streetlight, the op amplifier is used as.
Question # 13
In a transistor, collector current is controlled by:
Question # 14
The input resistance of an op amplifier is.
Question # 15
Photodiode is used for:
Question # 16
The output of two input is zero only when its.
Question # 17
The device which is used as amplifier and works with the negative feedback is.
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 | The potential difference across depletion region in case of Si is |
A. 0.6 volt
B. 0.9 volt
C. 0.7 volt
D. 0.2 volt
|
| 2 | Which device is used as a rectifier? |
A. Capacitor
B. Transistor
C. Diode
D. Transformer
|
| 3 | 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.
|
| 4 | The output voltage of a rectifier is. |
A. Smooth
B. Pulsating
C. Alternating
D. Per featly direct
|
| 5 | The average gap for Germanium at 0K is |
A. 1.12 ev
B. 0.02 ev
C. 6.72 ev
D. 7.2 ev
|
| 6 | Light emitting diodes are made from semiconductors. |
A. Silicon
B. Germanium
C. Carbon
D. Gallium arsenide
|
| 7 | Doping is made comparatively larger in |
A. Emitter
B. Base
C. Collector
D. P -type semi conductor
|
| 8 | The device which is used as amplifier and works with the negative feedback is. |
A. Operational amplifier
B. P-n-p transistor
C. n-p-n transistor
D. Transistor
|
| 9 | The use of LDR is in the circuit of. |
A. Logic gate
B. Rectifier
C. Oscillator
D. High Switch
|
| 10 | Depletion region carries. |
A. -ve charge
B. +ve charge
C. Ions
D. No charge
|
Test Questions
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