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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 diode characteristic curve is a plot between
Question # 2
In a transistor, collector current is controlled by:
Question # 3
The central region of a transistor is called.
Question # 4
For normal transistor the emitter current can be given by
Question # 5
LDR becomes necessary when op amp is used as a
Question # 6
The gain of transistor amplifier depends upon
Question # 7
When transistor are used in digital circuits they usually operate in the :
Question # 8
Transistors are made from
Question # 9
A diode characteristics curve is a plot between
Question # 10
Rectification is the process of converting.
Question # 11
In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because
Question # 12
During negative half cycle of A.c then p-n junction offers.
Question # 13
Minimum number of semi conductor diodes required for full wave rectification are.
Question # 14
The semi conductor diode has the property of
Question # 15
The ratio Beta in transistor is called.
Question # 16
For normal use:
Question # 17
_______ is the building block of every electronic circuit.
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 average gap for Germanium at 0K is |
A. 1.12 ev
B. 0.02 ev
C. 6.72 ev
D. 7.2 ev
|
| 2 | 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.
|
| 3 | The term invertor is used for. |
A. NOR gate
B. XNOR gate
C. NAND gate
D. NOT gate
|
| 4 | The output from a full wave rectifier is |
A. An ac voltage
B. A dc voltage
C. Zero
D. A pulsating unidirectional voltage
|
| 5 | For normal transistor the emitter current can be given by |
A. IE = IC
B. IE = IC + IB
C. IE = IB
D. None of these
|
| 6 | A PN junction can not be sued a. |
A. Rectifier
B. Amplifier
C. Detector
D. LED
|
| 7 | Transistor was discovered by |
A. Young
B. Curie
C. John Bardeen
D. Shale's
|
| 8 | Transistors are made from |
A. Plastics
B. Metals
C. Insulator
D. Doped semi conductors
|
| 9 | In case of reverse biasing, current is flown due to: |
A. Minority charge carriers
B. Majority charge carriers
C. Electrons
D. Protons
|
| 10 | The potential barrier for silicon is. |
A. 0.7 V
B. 0.5 V
C. 0.3 V
D. 0.9 V
|
Test Questions