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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
During negative half cycle of A.c then p-n junction offers.
Question # 2
When transistor are used in digital circuits they usually operate in the :
Question # 3
The potential difference across the depletion region of germanium is.
Question # 4
In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because
Question # 5
When a PN-Junction is reverse biased the depletion region is.
Question # 6
Automatic function of street light can be done by the use of.
Question # 7
The P.D develop in case of silicon is:
Question # 8
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 9
The average gap for Germanium at 0K is
Question # 10
Logic gate can control some physical parameters like.
Question # 11
Pulsating output of full wave rectifier can be made smooth by using circuit called.
Question # 12
Most of the electrons in the base of an NPN transistor flow:
Question # 13
In photovoltaic cell, current is directly proportional to.
Question # 14
Minimum number of semi conductor diodes required for full wave rectification are.
Question # 15
The central region of a transistor is called.
Question # 16
The reverse saturation current in a PN junction diode is only due to:
Question # 17
A photo diode can turn its current ON and OFF in
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 | A photo diode can turn its current ON and OFF in |
A. Micro seconds
B. Mega seconds
C. Nano seconds
D. Mili seconds
|
| 2 | A transistor has parts: |
A. 2
B. 3
C. 4
D. 5
|
| 3 | The resistance between the inverting (-) and non inverting inputs is called Input resistance and is the order of. |
A. Ohms
B. Kilo Ohms
C. Mega Ohms
D. Thounds Ohms
|
| 4 | OR gate is represented by: |
A. X = A+B
B. X=A.B
C. X=A+B
D. X=A.B
|
| 5 | The output from a full wave rectifier is |
A. An ac voltage
B. A dc voltage
C. Zero
D. A pulsating unidirectional voltage
|
| 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 output voltage of a rectifier is. |
A. Smooth
B. Pulsating
C. Alternating
D. Per featly direct
|
| 8 | Which factor does not affect the conductivity of PN-Junction diode. |
A. Doping
B. Temperature
C. Voltage
D. Pressure
|
| 9 | 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
|
| 10 | The central region of a transistor is called. |
A. Emitter
B. Collector
C. Base
D. Neutral
|
Test Questions