2nd Year Physics Chapter 18 Online MCQ Test for 12th Class Physics Chapter 18 (Electronics)

ICS Part 2 Physics
Chapter 18 Test

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MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 18 Online MCQ's Test"

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Physics ICS Part 2 Chapter 18 Online MCQ's Test

00:00
Question # 1

Which is not fundamental logic gate.

Question # 2

A two inputs NAND gat with inputs a and b has an output '0' if.

Question # 3

NAND gate represented by:

Question # 4

Logic gate can control some physical parameters like.

Question # 5

The potential barrier for silicon is.

Question # 6

The circuit of full wave rectification consist of

Question # 7

Which factor does not affect the conductivity of PN-Junction diode.

Question # 8

Greater concentration of impurity is added in.

Question # 9

Conversation of only one half of A.C. into D.C. is called.

Question # 10

A diode characteristic curve is a plot between

Question # 11

Minimum number of semi conductor diodes required for full wave rectification are.

Question # 12

The term invertor is used for.

Question # 13

Doping is made comparatively larger in

Question # 14

X=A+B is the mathematical notation for.

Question # 15

Which component of the transistor has greater contrition of impurity.

Question # 16

The central region of a transistor is called.

Question # 17

Truth table of logic function.

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18th Chapter

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 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
2 A diode characteristic curve is a plot between
A. Current and time
B. Voltage and time
C. Voltage and current
D. Forward voltage and reverse voltage
3 In a certain circuit, IB = 40 µA, IC = 20 mA
A. 450 amp
B. 0.45 amp
C. 5 m amp
D. 500 amp
4 The ratio Beta in transistor is called.
A. Voltage gain
B. Emitter gain
C. Current gain
D. Nuclear gain
5 Logic gate can control some physical parameters like.
A. Temperature, Pressure
B. Resistance, Inductance
C. Capacitance, Impedance
D. Current, voltage
6 The impurity in the germinium is usually in the ratio of
A. 1:106
B. 1:104
C. 1:108
D. 1:1010
7 Transistor was invented by:
A. Bardeen
B. Micheal faraday
C. Lenz
D. Newton
8 Photo diode detects.
A. Visible light
B. Radio waves
C. X rays
D. All of them
9 Transistor was discovered by
A. Young
B. Curie
C. John Bardeen
D. Shale's
10 The device which is used as amplifier and works with the negative feedback is.
A. Operational amplifier
B. P-n-p transistor
C. n-p-n transistor
D. Transistor

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