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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
In full wave rectification number of diodes required are equal to.
Question # 2
The ratio of potential barriers of Ge to Si at room temperatrue is.
Question # 3
When transistor are used in digital circuits they usually operate in the :
Question # 4
Photodiode is used for:
Question # 5
The sensor of light is.
Question # 6
The colour of light emitted by a LED depends on.
Question # 7
The P.D develop in case of silicon is:
Question # 8
The potential difference across the depletion region of germanium is.
Question # 9
The average gap for Germanium at 0K is
Question # 10
Transistor was discovered by
Question # 11
Which is not fundamental logic gate.
Question # 12
The chargeless region after formation of Pn junction is called:
Question # 13
In a certain circuit, IB = 40 µA, IC = 20 mA
Question # 14
A PN junction can not be sued a.
Question # 15
Output resistance of an op amp is
Question # 16
The central region of a transistor is called.
Question # 17
Transistor was invented by:
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 use of LDR is in the circuit of. |
A. Logic gate
B. Rectifier
C. Oscillator
D. High Switch
|
| 2 | The chargeless region after formation of Pn junction is called: |
A. Free region
B. Depletion region
C. Field region
D. U.V region
|
| 3 | 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
|
| 4 | Pulsating output of full wave rectifier can be made smooth by using circuit called. |
A. Filter
B. Amplifier
C. Resistor
D. Transistor
|
| 5 | In a certain circuit, IB = 40 µA, IC = 20 mA |
A. 450 amp
B. 0.45 amp
C. 5 m amp
D. 500 amp
|
| 6 | Photo diode detects. |
A. Visible light
B. Radio waves
C. X rays
D. All of them
|
| 7 | In a transistor, collector current is controlled by: |
A. Collector voltage
B. Base current
C. Collector resistance
D. All of the above
|
| 8 | In case of op-amp as an inverting amplifier, V+ - V- = 0, this is because |
A. Open gain loop is very low
B. Closed loop gain is very high
C. Open loop gain is very high
D. Both (a) and (a)
|
| 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 impurity in the germinium is usually in the ratio of |
A. 1:106
B. 1:104
C. 1:108
D. 1:1010
|
Test Questions