Updated on April 27, 2023
by Tiwari Academy
by Tiwari Academy
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: 10 | Science |
| Chapter: 11 | Electricity |
| Contents: | MCQ Online Tests with Answers and Explanation |
| Session: | CBSE 2024-25 |
Class 10 Science Chapter 11 MCQ with Answers for 2024-25
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 2024-25.
Q1
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
Q2
Renuka is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Renuka wants to take help from you:
[A]. Those substances through which electricity can flow are called conductors.
[B]. Those substances through which electricity cannot flow are called insulators.
[C]. The presence of free electrons in a substance make it a conductor of electricity.
[D]. In static electricity the electric charges flows to one end to another end.
Q3
An electric kettle consumes 1 kW of electric power when operated at 220 V. A fuse wire of what rating must be used for it?
[A]. 1 A
[B]. 2 A
[C]. 4 A
[D]. 5 A
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
In an electrical circuit two resistors of 2 Ω and 4 Ω respectively are connected in series to a 6 V battery. The heat dissipated by the 4 Ω resistor in 5 s will be
[A]. 5 J
[B]. 10 J
[C]. 20 J
[D]. 30 J
Q6
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.
Q7
The resistivity does not change if
[A]. The material is changed
[B]. The temperature is changed
[C]. The shape of the resistor is changed
[D]. Both material and temperature are changed
Q8
If the current I through a resistor is increased by 100% (assume that temperature remains unchanged), the increase in power dissipated will be
[A]. 100 %
[B]. 200 %
[C]. 300 %
[D]. 400 %
Q9
A cylindrical conductor of length l and uniform area of cross section A has resistance R. Another conductor of length 2l and resistance R of the same material has area of cross section
[A]. A/2
[B]. 3A/2
[C]. 2A
[D]. 3A
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
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.
Q13
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
Q14
A current of 1 A is drawn by a filament of an electric bulb. Number of electrons passing through a cross section of the filament in 16 seconds would be roughly
[A]. 10 to the power 20
[B]. 10 to the power16
[C]. 10 to the power18
[D]. 10 to the power23
Q15
Electrical resistivity of a given metallic wire depends upon
[A]. Its length
[B]. Its thickness
[C]. Its shape
[D]. Nature of the material
Q16
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.
Q17
Which of the following characteristic is not suitable for a fuse wire?
[A]. Thin and short
[B]. Thick and short
[C]. Low melting point
[D]. Higher resistance than rest of wiring
Q18
In a quiz competition, you are asked a question where you have to choose the statement which is/ are incorrect?
[A]. In series circuit, the appliances get the same voltage as that of the power supply line.
[B]. In series circuit, all the electrical appliances have only one switch due to which they cannot be turned on or off separately.
[C]. In series circuit, if one electrical appliance stops working due to some defect, then all other appliances also stop working.
[D]. In the series connection of electrical appliances, the overall resistance of the circuit increases too much due to which the current from the power supply is low.
Q19
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
Q20
The commercial unit of energy is:
[A]. Watt
[B]. Watt-hour
[C]. Kilowatt-hour
[D]. Kilo-joule
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
Read the following sentences carefully, and choose the incorrect one:
[A]. Heating effect of current refers that when an electric current is passed through a high resistance wire (like nichrome) the resistance of wire become very hot and produces heat.
[B]. All the appliances which run on electricity do not convert all the electrical energy into heat energy.
[C]. A power rating of 100 W on the bulb means that it will consume electrical energy at the rate of 1000 joules per second.
[D]. None of the above.
Q24
An electric kettle for use on a 230 V supply is rated 3000 W. For safe working, the cable connected to it should be able to carry at least:
[A]. 2 A
[B]. 5 A
[C]. 10 A
[D]. 15 A
Q25
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
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Last Edited: April 27, 2023
