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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
In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because
Question # 2
Truth table of logic function.
Question # 3
Photodiode is used for:
Question # 4
The symbol of p-n-p transistor is
Question # 5
Most of the electrons in the base of an NPN transistor flow:
Question # 6
The circuit of full wave rectification consist of
Question # 7
The gain of transistor amplifier depends upon
Question # 8
A transistor has parts:
Question # 9
The potential difference across the depletion region of germanium is.
Question # 10
Which device is used as a rectifier?
Question # 11
The potential difference across depletion region in case of Si is
Question # 12
For normal transistor the emitter current can be given by
Question # 13
The P.D develop in case of germanium is:
Question # 14
Rectification is the process of converting.
Question # 15
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 16
NAND gate represented by:
Question # 17
A transistor has:
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 | 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.
|
| 2 | Which device is used as a rectifier? |
A. Capacitor
B. Transistor
C. Diode
D. Transformer
|
| 3 | 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
|
| 4 | In case of reverse biasing, current is flown due to: |
A. Minority charge carriers
B. Majority charge carriers
C. Electrons
D. Protons
|
| 5 | Conversion of A.C into D.C is called: |
A. Compton effect
B. Rectification
C. Amplification
D. Pair production
|
| 6 | An expression for gain of an inverting amplifier is |
C. (R1R2)
D. None of these
|
| 7 | 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
|
| 8 | Reverse current flows due to |
A. Majority charge carriers
B. Minority charge carriers
C. Electrons
D. Holes
|
| 9 | The impurity in the germinium is usually in the ratio of |
A. 1:106
B. 1:104
C. 1:108
D. 1:1010
|
| 10 | The p-n junction in which p side is connected to+ive and n-side is -ve the junction is said to be: |
A. Neutral
B. Forward biased
C. Reversed biased
D. None of above
|
Test Questions
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