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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
When transistor are used in digital circuits they usually operate in the :
Question # 2
In a certain circuit, IB = 40 µA, IC = 20 mA
Question # 3
A photo diode can turn its current ON and OFF in
Question # 4
For rectification we use.
Question # 5
Improper bisting of a transistor circiut produces:
Question # 6
The semi conductor diode has the property of
Question # 7
Which is not fundamental logic gate.
Question # 8
The colour of light emitted by a LED depends on.
Question # 9
One use of a single p-n junction semiconductor in an electrical circuit is a
Question # 10
The symbol of p-n-p transistor is
Question # 11
The use of LDR is in the circuit of.
Question # 12
the number of terminals in a semiconductor diode are
Question # 13
The impurity in the germinium is usually in the ratio of
Question # 14
Transistors are made from
Question # 15
During negative half cycle of A.c then p-n junction offers.
Question # 16
Pulsating output of full wave rectifier can be made smooth by using circuit called.
Question # 17
A diode characteristics curve is a plot between
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 | In a transistor, collector current is controlled by: |
A. Collector voltage
B. Base current
C. Collector resistance
D. All of the above
|
| 2 | In a certain circuit, IB = 40 µA, IC = 20 mA |
A. 450 amp
B. 0.45 amp
C. 5 m amp
D. 500 amp
|
| 3 | 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
|
| 4 | A light emitting diode emits light only when |
A. Reverse biased
B. Forward biased
C. Unbiased
D. None of these
|
| 5 | An expression for gain of an inverting amplifier is |
C. (R1R2)
D. None of these
|
| 6 | A diode characteristics curve is a plot between |
A. Current and resistance
B. Voltage and time
C. Voltage and current
D. Current and time
|
| 7 | 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
|
| 8 | The use of LDR is in the circuit of. |
A. Logic gate
B. Rectifier
C. Oscillator
D. High Switch
|
| 9 | the number of terminals in a semiconductor diode are |
A. 2
B. 3
C. 4
D. 5
|
| 10 | In an N-type silicon, which of the following statement is true? |
A. Electrons are majority carriers & trivalent atoms are the dopants
B. Electrons are majority carriers & pentavalent atoms are the dopants
C. Holes are minority carriers & pentavalent atoms are the dopants.
D. Holes are minority carriers & trivavalent atoms are the dopants.
|
Test Questions