Class 10 Science Chapter 11 MCQ (Multiple Choice Questions) of Electricity. These questions are not only helpful in revision of chapter but in understanding the concepts also. MCQ includes questions based on intext book questions and exercises main points questions. Practice with these questions to score better in school tests and in MCQ based competition also. These MCQs ensure scoring good marks in all the exams.

Class 10 Science Chapter 11 MCQ Online Test

Class: 10Science
Chapter: 11Electricity
Contents:MCQ Online Tests with Answers and Explanation
Session:CBSE 2023-24

Class 10 Science Chapter 11 MCQ with Answers for 2023-24

Class 10 Science Chapter 11 MCQ Online Test with solutions and answers. There are more than 70 questions in the form of MCQs covering the entire chapter 11 of Class 10 Science. Most of the questions are confined to Latest NCERT Books for class 10 Science issued for session 2023-2024.

Q1

Unit of electric power may also be expressed as

[A]. Volt ampere
[B]. Kilowatt hour
[C]. Watt second
[D]. Joule second
Q2

Which of the following statement is or are incorrect?

[A]. All the matter contains positively charged particles called protons.
[B]. All the metal contains negatively charged particles called electrons
[C]. It is obvious that the unit of electric charge, called column, is much bigger than the charge of a proton or an electron.
[D]. The SI unit of electric charge coulomb is equivalent to the charge contained in 6.35 x 10 to the power 18
Q3

Two resistors of resistance 2Ω and 4Ω when connected to a battery will have

[A]. Same current flowing through them when connected in parallel
[B]. Same current flowing through them when connected in series
[C]. Same potential difference across them when connected in series
[D]. Different potential difference across them when connected in Parallel
Q4

Read the following sentences carefully, and choose the correct one:

[A]. The electric potential at a point in an electric field is defined as the work done in moving a unit positive charge from infinity to that point.
[B]. A potential of 1 volt at a point means that 1 joule of work is done in moving 1 unit positive charge from infinity to that point.
[C]. The difference in electric potential between two points is known as potential difference.
[D]. All the above.
Q5

Deepak appeared in class test but he confused to know the correct statement. Would you help him to know that?

[A]. The potential difference is measured by means of an instrument called voltmeter.
[B]. The potential difference between two points is said to be one volt if one joule of work is done in moving one coulomb of electric charge from one point to the other.
[C]. The SI unit of potential difference is volt.
[D]. All the above.
Q6

In an electrical circuit three incandescent bulbs A, B and C of rating 40 W, 60 W and 100 W respectively are connected in parallel to an electric source. Which of the following is likely to happen regarding their brightness?

[A]. Brightness of all the bulbs will be the same
[B]. Brightness of bulb A will be the maximum
[C]. Brightness of bulb B will be more than that of A
[D]. Brightness of bulb C will be less than that of B
Q7

In a quiz competition, you are asked a question where you have to choose the statement which is/ are incorrect?

[A]. It is the potential difference between the ends of the wire which makes the electric charge to flow in the wire.
[B]. The electric current is a flow of electric charges, called electrons, in a conductor such as a metal wire.
[C]. When one coulomb of charge flows through any cross-section of a conductor in 1 second, the electric current flowing through it is said to be one ampere.
[D]. Current is measured by an instrument called voltameter.
Q8

Which of the following statement is or are correct?

[A]. Circuit is a continuous conducting path consisting of wires and switch between two terminals of a cell along which an electric current flow.
[B]. The electric current is a flow of electrons in a metal wire or conductor when a battery is applied across its ends.
[C]. The simplest way to maintain a potential difference between the two ends of a conductor is to connect the conductor between the terminals of a cell or battery.
[D]. All the above
Q9

In the last year board examination, Rahul were asked a question where he had to choose the statement which was/were incorrect? Will you be able to answer this question?

[A]. If the potential difference across the ends of a conductor is doubled, the current flowing through it also gets halved.
[B]. A resistance is the ratio of potential difference applied between the ends of a conductor and the current flowing through it is constant quantity.
[C]. At constant temperature, the current flowing through a conductor is directly proportional to the potential difference across its ends.
[D]. If the resistance is doubled, the current gets halved.
Q10

Which of the following represents voltage?

[A]. Work done/ Current x Time
[B]. Work done x Charge
[C]. Work done x Time/Current
[D]. Work done x Charge x Time
Q11

In a science quiz competition, Neha are asked a question where she had to choose the statement which was/were correct?

[A]. The property of a conductor due to which it opposes the flow of current through it is called resistance.
[B]. The resistance of a conductor depends on length, thickness, nature of material and temperature of the conductor.
[C]. 1 ohm is the resistance of a conductor such that when a potential difference of 1 volt is applied to its ends, a current of 1 ampere flows through it.
[D]. All the above.
Q12

What is the minimum resistance which can be made using five resistors each of 1/5 Ω?

[A]. 1/5 Ω
[B]. 1/25 Ω
[C]. 1/10 Ω
[D]. 25 Ω
Q13

Priya is writing some statements, choose the incorrect statement and help him:

[A]. Those substance which have very low electrical resistance are called good conductors.
[B]. Those substances which have comparatively high electrical resistance, are called resistors.
[C]. Those substances which have infinitely high electrical resistance are called insulators.
[D]. The heating element of electric iron is made of nichrome wire which is an insulator.
Q14

What is the maximum resistance which can be made using five resistors each of 1/5 Ω?

[A]. 1/5 Ω
[B]. 10 Ω
[C]. 5 Ω
[D]. 1 Ω
Q15

Keshav appeared in class test but he confused to know the incorrect statement. Would you help him to know that?

[A]. the resistivity of a substance does not depend on its length or thickness, it depends on the nature of the substance and temperature.
[B]. We use copper and Aluminium wires for the transmission of electricity because copper and Aluminium have low resistivity.
[C]. The resistivity of alloys is much higher than those of the pure metals.
[D]. If we take a lot of copper metal one metre long and one square metre in area of cross section then its resistance will be 1.59 x 10 to the power -8.
Q16

The heat produced by passing an electric current through a fixed resistor is proportional to the square of:

[A]. Magnitude of resistance of the resistor
[B]. Temperature of the resistor
[C]. Magnitude of current
[D]. Time for which current is passed
Q17

Read the following sentences carefully, and choose the incorrect one:

[A]. Alloy of nickel, chromium, manganese and iron having a resistivity of about 60 times more than that of copper.
[B]. The heating elements of electrical heating appliances such as electric iron and toaster are made of an alloy rather than a pure metal.
[C]. Nichrome undergoes oxidation very easily at a high temperature.
[D]. Nichrome alloy is used for making the heating elements of electrical appliances.
Q18

An electric fuse works on the:

[A]. Chemical effect of current
[B]. Magnetic effect of current
[C]. Lighting effect of current
[D]. Heating effect of current
Q19

Consider the following statements and choose the correct one:

[A]. The combined resistance of any number of resistance connected in series is equal to the sum of the individual resistances.
[B]. When two or more resistances are connected between the same two points, they are said to be connected in parallel.
[C]. When two or more resistances are connected end to end consecutively, they are said to be connected in series.
[D]. All the above.
Q20

Which of the following is the most likely temperature of the filament of an electric light bulb when it is working on the normal 220 V supply line?

[A]. 500°C
[B]. 1500°C
[C]. 2500°C
[D]. 4500°C
Q21

Tanu is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. 1 watt hour is the amount of electrical energy consumed when an electrical appliance of 1 watt power is used for 1 hour
[B]. One kilowatt hour is the amount of electrical energy consumed when an electrical appliances having a power rating of 1 kilowatt is used for 1 hour
[C]. 1 kilowatt hour is equal to 3.6 X 10 to the power 16, joules of electrical energy.
[D]. None of the above.
Q22

How much energy does a 100 W electric bulb transfer in 1 minute?

[A]. 100 J
[B]. 600 J
[C]. 3600 J
[D]. 6000 J
Q23

The lamps in a house hold circuit are connected in parallel because:

[A]. This way they required less current
[B]. If one lamp fails the others remain lit
[C]. This way they require less power
[D]. If one lamp fails the other also fail
Q24

A wire of resistance R1 is cut into five equal pieces. These five pieces of wire are then connected in parallel. If the resultant resistance of this combination be R2, then the ratio R1/R2 is:

[A]. 1/25
[B]. 1/5
[C]. 5
[D]. 25
Q25

One coulomb charge is equivalent to the charge contained in:

[A]. 2.6 × 10 to the power 19 electrons
[B]. 6.2 × 10 to the power 19 electrons
[C]. 2.65 × 10 to the power 18 electrons
[D]. 6.25 × 10 to the power 18 electrons
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Last Edited: April 27, 2023