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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 diode characteristics curve is a plot between
Question # 2
The output voltage of a rectifier is.
Question # 3
Conversation of only one half of A.C. into D.C. is called.
Question # 4
The reverse saturation current in a PN junction diode is only due to:
Question # 5
Which device is used as a rectifier?
Question # 6
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 7
the number of terminals in a semiconductor diode are
Question # 8
During negative half cycle of A.c then p-n junction offers.
Question # 9
The symbol of p-n-p transistor is
Question # 10
The central region of a transistor is called.
Question # 11
The potential difference across depletion region in case of Si is
Question # 12
The semi conductor diode has the property of
Question # 13
A device which converts low voltage or current to high voltage or current is called.
Question # 14
Which diode works at reverse biasing.
Question # 15
Reverse current flows due to
Question # 16
The term invertor is used for.
Question # 17
The ratio of potential barriers of Ge to Si at room temperatrue is.
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 | Which component of the transistor has greater contrition of impurity. |
A. Base
B. Emitter
C. Collector
D. Emitter and collector
|
| 2 | LDR becomes necessary when op amp is used as a |
A. Night switch
B. Inverter
C. Comparator
D. Rectifier
|
| 3 | 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
|
| 4 | Base of transistor is of order: |
A. 10-11m
B. 106m
C. 10-8m
D. 10-6m
|
| 5 | The potential barrier for silicon is. |
A. 0.7 V
B. 0.5 V
C. 0.3 V
D. 0.9 V
|
| 6 | The output of two input is zero only when its. |
A. Both inputs are zero
B. Either input is zero
C. Both inputs are one
D. Either input is one
|
| 7 | When transistor are used in digital circuits they usually operate in the : |
A. Active region
B. Break down region
C. Saturation & cutoff regions
D. Linear region
|
| 8 | Minimum number of semi conductor diodes required for full wave rectification are. |
A. 1
B. 2
C. 3
D. 4
|
| 9 | The semi conductor diode has the property of |
A. Two way conduction
B. Zero conduction
C. One way conduction
D. Amplification
|
| 10 | The output voltage of a rectifier is. |
A. Smooth
B. Pulsating
C. Alternating
D. Per featly direct
|
Test Questions