2nd Year Physics Chapter 13 Online MCQ Test for 12th Class Physics Chapter 13 (Current Electricity)

ICS Part 2 Physics
Chapter 13 Test

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MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 13 Online MCQ's Test"

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Physics ICS Part 2 Chapter 13 Online MCQ's Test

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Question # 1

Tolerance of "Gold" band.

Question # 2

Terminal potential difference is greater than emf of the cell when

Question # 3

The head produced by the passage of current through a resistor is.

Question # 4

Resistance tolerance for gold colour is.

Question # 5

The value of maximum output power is?

Question # 6

The condition for the wheatstone bridge to be balanced is given by

Question # 7

The conventional current is due to the flow of

Question # 8

The product of resistance and conductance is

Question # 9

The resistivity of two wires isρ1 andρ2 which are connected in series. If there dimentions are same then the equivalent resistivity of the combination will be:

Question # 10

The fraction change in resistance per Kelvin is known as:

Question # 11

The SI unit of resistivity is.

Question # 12

106 electrons are moving through a wire per second the current developed is:

Question # 13

If 1 x 107 electrons passes through a conductor in 1.0 micro second , then the current is.

Question # 14

Unit (S.I) of temperature coefficient of resistivity of a material is

Question # 15

The powers of two electric bulbs are 100w and 200w. Which are connected to power supply of 220 V. The ratio of resistance of their filament will be:

Question # 16

Ampere second stands for the unit of.

Question # 17

When a wire is stretched and its radius becomes r/2, then its resistance will be

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ICS Part 2 Physics Chapter 13 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 When a wire of length 'l' and resistance R is cut into two equal parts then resistivity of each part.
A. is doubled
B. Remains the same
C. Is halved
D. Is one fourth
2 Ampere second stands for the unit of.
A. Charge
B. emf
C. energy
D. Power
3 Seven resistances are connected as shown in the figures . THe equivalent resistance between A and B is:
A. 3Ω
B. 4Ω
C. 4.5Ω
D. 5Ω
4 Kirchhoff's first rule is the manifestation of the law of conservation of.
A. Mass
B. Charge
C. Energy
D. Momentum
5 The current through a resistance of 100 Ohm when connecting across a source of 220 V is.
A. 22000 A
B. 22 A
C. 2.2 A
D. 0.45 A
6 The fraction change in resistance per Kelvin is known as:
A. Temperature coefficient of Resistance
B. Coefficient of voltage of change
C. Thermal  expansion
D. All of the above 
7 Unit (S.I) of temperature coefficient of resistivity of a material is
A. K
B. K-1
C. oC
D. K-2
8 Heat energy is converted into electrical energy.
A. Solar cells
B. thermocouples
C. Electric generators
D. None of above
9 A substance having the negative temperature co efficient of resistivity out of the following is.
A. Carbon
B. Iron
C. Tungsten
D. Gold
10 the current which flows from a point at higher. potential to point at lower potential is called.
A. Electric current
B. Conventional current
C. Either of these
D. None of above

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