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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 potential barrier for silicon is.
Question # 2
In a certain circuit, IB = 40 µA, IC = 20 mA
Question # 3
The gain of transistor amplifier depends upon
Question # 4
The output from a full wave rectifier is
Question # 5
the number of terminals in a semiconductor diode are
Question # 6
Photo diode detects.
Question # 7
Truth table of logic function.
Question # 8
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 9
Photo diode is used for detection of.
Question # 10
The output of two input is zero only when its.
Question # 11
A transistor has:
Question # 12
An expression for gain of an inverting amplifier is
Question # 13
The P.D develop in case of germanium is:
Question # 14
Which is not fundamental logic gate.
Question # 15
Which factor does not affect the conductivity of PN-Junction diode.
Question # 16
Conversation of only one half of A.C. into D.C. is called.
Question # 17
When a PN-Junction is reverse biased the depletion region 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 | Reverse current flows due to |
A. Majority charge carriers
B. Minority charge carriers
C. Electrons
D. Holes
|
| 2 | Which diode works at reverse biasing. |
A. LED
B. Photo voltaic cell
C. Photo diode
D. Silicon diode
|
| 3 | Depletion region carries. |
A. -ve charge
B. +ve charge
C. Ions
D. No charge
|
| 4 | 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
|
| 5 | Output resistance of an op amp is |
A. High
B. Low
C. Zero
D. Equal to input resistance
|
| 6 | Photodiode is used for: |
A. Detection of current
B. Detection of heat
C. Detection of light
D. Both a & b
|
| 7 | 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
|
| 8 | 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
|
| 9 | 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
|
| 10 | 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
|
Test Questions
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