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

mho -m-1 is the unit of.

Question # 2

The potential difference between the head and tail of an electrical to

Question # 3

Kirchhoff's first rule is the manifestation of the law of conservation of.

Question # 4

A certain wire has a resistance R, the resistivity of an other wire of an identical material with the first, except for twice its diameter is.

Question # 5

The color code of "Green"

Question # 6

Potentiometer is used to.

Question # 7

Which one of the following bulbs has the least resistance.

Question # 8

If there is no fourth band, tolerance is shows as

Question # 9

Heat generated by a 40 W bulb in one hour is.

Question # 10

Three resistors of resistance R each are combined in various ways, Which of the following cannot be obtained?

Question # 11

A rheostat can be used as variable resistor as well as a-------------

Question # 12

Calculate current in 2 2R /4Ω resistor.

Question # 13

A rheostat can operate as.

Question # 14

the current which flows from a point at higher. potential to point at lower potential is called.

Question # 15

Two resistance of 2 Ohm each are connected in parallel combination equivalent resistance will be.

Question # 16

Semiconductor diodes are called:

Question # 17

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

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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 The SI unit of resistivity is.
A. Ohm m-2
B. Ohm m-1
C. Ohm m
D. Ohm
2 Heat energy is converted into electrical energy.
A. Solar cells
B. thermocouples
C. Electric generators
D. None of above
3 The heat produced by passage of current. 
A. H=I2Rt
B. H=IR2T
C. H=I/Rt
D. H=I2/Rt
4 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:
A. (ρ1 +ρ2)
B. 1/ρ1+ 1/ρ2
C. ρ1+ρ2/2
D. ρ1/ρ2
5 The unit of resistance is:
A. Ω
B. Ωm
C. Ω-1m-1
D. Ωm-1
6 Calculate current in 2 2R /4Ω resistor.
A. 1 A
B. 2R /4Ω
C. R/3Ω
D. 2R /3Ω
7 By increasing the temperature of conductor, the flow rate of charges.
A. Increase
B. Remains constant
C. Decreases
D. Changes exponentially
8 When a wire is stretched and its radius becomes r/2, then its resistance will be
A. 16 R
B. 4 R
C. 2R
D. 0
9 e.m.f is the conversion of --------------- energy into electrical energy
A. Chemical
B. Solar
C. Light
D. None of these
10 Tolerance of "Gold" band.
A. ±10%
B. ±5%
C. ±15%
D. ±20%

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