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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
The output of two input is zero only when its.
Question # 2
Automatic function of street light can be done by the use of.
Question # 3
Which one has greater cone of impurity among all:
Question # 4
The gate, which changes the logic level to its opposite level is called
Question # 5
For automatic Switching of streetlight, the op amplifier is used as.
Question # 6
The potential barrier for silicon is.
Question # 7
The reverse saturation current in a PN junction diode is only due to:
Question # 8
Which factor does not affect the conductivity of PN-Junction diode.
Question # 9
Base of transistor is of order:
Question # 10
The potential difference across depletion region in case of Si is
Question # 11
OR gate is represented by:
Question # 12
Transistor was invented by:
Question # 13
Truth table of logic function.
Question # 14
In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because
Question # 15
A two inputs NAND gat with inputs a and b has an output '0' if.
Question # 16
Photo diode detects.
Question # 17
The mathematical symbol for NOR operation 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 average gap for Germanium at 0K is |
A. 1.12 ev
B. 0.02 ev
C. 6.72 ev
D. 7.2 ev
|
| 2 | Minimum number of semi conductor diodes required for full wave rectification are. |
A. 1
B. 2
C. 3
D. 4
|
| 3 | 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
|
| 4 | Greater concentration of impurity is added in. |
A. Base
B. Emitter
C. Collector
D. LED
|
| 5 | The potential barrier for silicon is. |
A. 0.7 V
B. 0.5 V
C. 0.3 V
D. 0.9 V
|
| 6 | Most of the electrons in the base of an NPN transistor flow: |
A. Out of the base lead
B. Into the collector
C. Into the emit
D. Into the base supply
|
| 7 | The semi conductor diode has the property of |
A. Two way conduction
B. Zero conduction
C. One way conduction
D. Amplification
|
| 8 | The symbol of p-n-p transistor is | |
| 9 | Base of transistor is of order: |
A. 10-11m
B. 106m
C. 10-8m
D. 10-6m
|
| 10 | 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
|
Test Questions
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