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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
Reverse current flows due to
Question # 2
The output of two input is zero only when its.
Question # 3
The reverse saturation current in a PN junction diode is only due to:
Question # 4
Transistor was invented by:
Question # 5
A transistor has:
Question # 6
In photovoltaic cell, current is directly proportional to.
Question # 7
LDR becomes necessary when op amp is used as a
Question # 8
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 9
In an N-type silicon, which of the following statement is true?
Question # 10
A transistor has parts:
Question # 11
_______ is the building block of every electronic circuit.
Question # 12
The output voltage of a rectifier is.
Question # 13
A diode characteristic curve is a plot between
Question # 14
the number of terminals in a semiconductor diode are
Question # 15
A device which converts low voltage or current to high voltage or current is called.
Question # 16
The device which are required to convert various physical quantities into electric voltage are called.
Question # 17
In full wave rectification number of diodes required are equal to.
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 | 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
|
| 2 | The output from a full wave rectifier is |
A. An ac voltage
B. A dc voltage
C. Zero
D. A pulsating unidirectional voltage
|
| 3 | 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
|
| 4 | When a PN-Junction is reverse biased the depletion region is. |
A. Widened
B. Narrowed
C. Normal
D. None of these
|
| 5 | The potential difference across the depletion region of germanium is. |
A. 0.3 V
B. 0.5 V
C. 0.7 V
D. 0.8 V
|
| 6 | The colour of light emitted by a LED depends on. |
A. It forward biased
B. Its reverse biased
C. Unbiased
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 | The output voltage of a rectifier is. |
A. Smooth
B. Pulsating
C. Alternating
D. Per featly direct
|
| 9 | An expression for gain of an inverting amplifier is |
C. (R1R2)
D. None of these
|
| 10 | Improper bisting of a transistor circiut produces: |
A. Heavy loading of emitter current
B. Distortion in the output output signal
C. Excessive heat at collector terminal
D. Faculty location of load line
|
Test Questions