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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
Reverse current flows due to
Question # 2
The impurity in the germinium is usually in the ratio of
Question # 3
The reverse saturation current in a PN junction diode is only due to:
Question # 4
A diode characteristics curve is a plot between
Question # 5
The potential difference across depletion region in case of Si is
Question # 6
Minimum number of semi conductor diodes required for full wave rectification are.
Question # 7
The potential barrier for silicon is.
Question # 8
The output of two input is zero only when its.
Question # 9
A PN junction can not be sued a.
Question # 10
A two inputs NAND gat with inputs a and b has an output '0' if.
Question # 11
A transistor has parts:
Question # 12
The ratio of potential barriers of Ge to Si at room temperatrue is.
Question # 13
The average gap for Germanium at 0K is
Question # 14
Which diode works at reverse biasing.
Question # 15
Which component of the transistor has greater contrition of impurity.
Question # 16
A light emitting diode emits light only when
Question # 17
Photodiode is used for:
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 | Conversation of only one half of A.C. into D.C. is called. |
A. Half wave amplification
B. Wave amplification
C. Half wave electrification
D. Half wave rectification
|
| 2 | Rectification is the process of converting. |
A. D.C. into A.C.
B. A.C. in to D.C.
C. Low signal to high
D. High signal to low
|
| 3 | The symbol of p-n-p transistor is | |
| 4 | Transistor was discovered by |
A. Young
B. Curie
C. John Bardeen
D. Shale's
|
| 5 | Reverse current flows due to |
A. Majority charge carriers
B. Minority charge carriers
C. Electrons
D. Holes
|
| 6 | NAND gate represented by: |
A. X = A. B
B. X = A+B
C. X= A.B
D. X=|A+B|
|
| 7 | Automatic function of street light can be done by the use of. |
A. Inductor
B. Rectifier
C. Comparator
D. emf
|
| 8 | In a transistor, collector current is controlled by: |
A. Collector voltage
B. Base current
C. Collector resistance
D. All of the above
|
| 9 | The semi conductor diode has the property of |
A. Two way conduction
B. Zero conduction
C. One way conduction
D. Amplification
|
| 10 | Truth table of logic function. |
A. Summarize its output values only
B. Tabulates all its input conditions only
C. Display all its input and output possibility
D. Is not base on logic algebra
|
Test Questions