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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 two inputs NAND gat with inputs a and b has an output '0' if.
Question # 2
Rectification is the process of converting.
Question # 3
Reverse current flows due to
Question # 4
Which component of the transistor has greater contrition of impurity.
Question # 5
The gain of transistor amplifier depends upon
Question # 6
Minimum number of semi conductor diodes required for full wave rectification are.
Question # 7
Conversation of only one half of A.C. into D.C. is called.
Question # 8
The open loop gain of the amplifier is order of.
Question # 9
In a certain circuit, IB = 40 µA, IC = 20 mA
Question # 10
The average gap for Germanium at 0K is
Question # 11
Which factor does not affect the conductivity of PN-Junction diode.
Question # 12
For normal use:
Question # 13
Depletion region carries.
Question # 14
NAND gate represented by:
Question # 15
Which diode works at reverse biasing.
Question # 16
During negative half cycle of A.c then p-n junction offers.
Question # 17
In a transistor, collector current is controlled by:
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 | A transistor has: |
A. Two regions
B. Three regions
C. Single regions
D. Four regions
|
| 2 | Light emitting diodes are made from semiconductors. |
A. Silicon
B. Germanium
C. Carbon
D. Gallium arsenide
|
| 3 | LDR becomes necessary when op amp is used as a |
A. Night switch
B. Inverter
C. Comparator
D. Rectifier
|
| 4 | The gate, which changes the logic level to its opposite level is called |
A. NOR gate
B. AND gate
C. OR gate
D. NOT gate
|
| 5 | A transistor has parts: |
A. 2
B. 3
C. 4
D. 5
|
| 6 | Photodiode is used for: |
A. Detection of current
B. Detection of heat
C. Detection of light
D. Both a & b
|
| 7 | 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.
|
| 8 | The output from a full wave rectifier is |
A. An ac voltage
B. A dc voltage
C. Zero
D. A pulsating unidirectional voltage
|
| 9 | Which is not fundamental logic gate. |
A. NOT
B. AND
C. OR
D. NAND
|
| 10 | Minimum number of semi conductor diodes required for full wave rectification are. |
A. 1
B. 2
C. 3
D. 4
|
Test Questions