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Online Tests
Physics Fsc Part 2 Chapter 2 Online Test MCQs With Answers
Question # 1
Magnetic effect of current is used
Choose an answer
To detect a current
To measure a current
In electric motor
All of above
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Question # 2
If the resistance of 500 Ohm have fourth band of silver colour then its upper maximum resistance will be.
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600 Ohm
550 Ohm
450 Ohm
400 Ohm
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Question # 3
Resistance tolerance of silver band is.
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10%
6%
7%
5%
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Question # 4
Semiconductor diodes are called:
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Ohmic
non ohmic
Both a & b
none of above
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Question # 5
Resistivity at a given temperature depends upon.
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Area of cross section
Length
Nature of material of conductor
Both length and area
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Question # 6
If a charge Q flows through any cross section of the conductor in time t, the current I is
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I=Qt
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Question # 7
The thermistors convert changes of temperature into.
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Light energy
Electric voltage
Heat
Sound
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Question # 8
In carbon resistors, then value of Blue colour is.
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6
7
8
9
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Question # 9
5 A of current flows through a conductor in 2 minutes, charge in the wire is.
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500 C
600 C
400 C
10 C
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Question # 10
During electrolysis process, density of CuSO
4
solution
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Remains constant
Decreased
Increased
None of these
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Question # 11
Ampere second stands for the unit of.
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Charge
emf
energy
Power
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Question # 12
The algebraic sum of potential change in a closed circuit is zero.
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Kirchhoff's 1st rule
Kirchhoff 2
nd
rule
Krichoff's 3
rd
rule
Kirchhoff 4
th
rule
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Question # 13
Electric power:
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Vx1
V
2
x1
V/1
V/1
2
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Question # 14
Specific resistance of a material depends upon.
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Length
Area
Temperature
Both A and B
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Question # 15
A rheostat can be used as variable resistor as well as a-------------
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Potential divider
Current divider
Wheat stone bridge
Power divider
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Question # 16
Which one of the following bulbs has the least resistance.
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100 W
200 W
500 W
1000 W
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Question # 17
e.m.f is the conversion of --------------- energy into electrical energy
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Chemical
Solar
Light
None of these
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