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

Resistance tolerance of silver band is.

Question # 2

Heat energy is converted into electrical energy.

Question # 3

The unit of resistance is:

Question # 4

For non-ohmic devices, the graph between V and I is

Question # 5

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

Question # 6

The current flowing through each resistor of equal resistance in parallel combination is.

Question # 7

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

Question # 8

Resistance tolerance for gold colour is.

Question # 9

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 # 10

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

Question # 11

When a wire of length 'l' and resistance R is cut into two equal parts then resistivity of each part.

Question # 12

If a charge Q flows through any cross section of the conductor in time t, the current I is

Question # 13

Thermistor with high - ve temperature coefficient are very accurate for measuring low temperature especially near is.

Question # 14

Magnetic effect of current is used in.

Question # 15

During electrolysis process, density of CuSO4 solution

Question # 16

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

Question # 17

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:

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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 Heat sensitive resistors are called.
A. resistors
B. Capacitor
C. Thermistors
D. Inductors
2 The value of maximum output power is?
A. E/4R
B. E2/4R
C. E/4R2
D. Non of above
3 Which one of the following bulbs has the least resistance.
A. 100 W
B. 200 W
C. 500 W
D. 1000 W
4 The unit of conductivity is:
A. Ohm-3m-1
B. Ohm m-1
C. Both a and b
D. Ohm m-1
5 A rheostat can operate as.
A. Amplifier
B. Potential divider
C. Oscillator
D. Transformer
6 The reciprocal of resistance is called.
A. Capacitance
B. Resistance
C. Conductance
D. Inductance
7 Magnetic effect of current is used
A. To detect a current
B. To measure a current
C. In electric motor
D. All of above
8 Heat energy is converted into electrical energy.
A. Solar cells
B. thermocouples
C. Electric generators
D. None of above
9 Calculate current in 2 2R /4Ω resistor.
A. 1 A
B. 2R /4Ω
C. R/3Ω
D. 2R /3Ω
10 Potentiometer is used to.
A. Compare emf of two cells
B. Detect internal resistance of cell
C. Measure P.D.
D. All of these

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