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

Magnetic effect of current is used in.

Question # 2

Calculate current in 2 2R /4Ω resistor.

Question # 3

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

Question # 4

The vessel containing the tow electrodes and liquid to known as.

Question # 5

A substance having the negative temperature co efficient of resistivity out of the following is.

Question # 6

The resistivity of --------------------decrease with the increase in temp

Question # 7

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

Question # 8

Heat energy is converted into electrical energy.

Question # 9

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

Question # 10

If there is no fourth band, tolerance is shows as

Question # 11

The color code of "Green"

Question # 12

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

Question # 13

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

Question # 14

The drift velocity is of order:

Question # 15

Ampere second stands for the unit of.

Question # 16

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 # 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 The SI unit of resistivity is.
A. Ohm m-2
B. Ohm m-1
C. Ohm m
D. Ohm
2 Heat generated by a 40 W bulb in one hour is.
A. 140 J
B. 1440 J
C. 14400 J
D. 144000 J
3 What is the resistance of carbon resistor which has band brown black brown.
A. 100 Ohm
B. 1000 Ohm
C. 10 Ohm
D. 1.0 Ohm
4 The thermistors convert changes of temperature into.
A. Light energy
B. Electric voltage
C. Heat
D. Sound
5 The product of resistance and conductance is
A. 1
B. Resistivity
C. Conductance
D. Zero
6 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
7 A battery move a charge of 40 C around a circuit at constant rate in 20 Sec. The current will be.
A. 2 A
B. 0.5 A
C. 80 A
D. 800 A
8 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:
A. 1:2
B. 2:1
C. 1:3
D. 4:3
9 Potentiometer is used to.
A. Compare emf of two cells
B. Detect internal resistance of cell
C. Measure P.D.
D. All of these
10 The drift velocity is of order:
A. 10-13m/s
B. 103 m/s
C. 10-3m/s
D. 10-4m/s

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