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
Consider the following statements and choose the correct one:
[A]. Opposite charges attract each other.
[B]. Similar charges repel each other.
[C]. The SI unit of electric charge is coulomb.
[D]. All the above
Q2
Unit of electric power may also be expressed as
[A]. Volt ampere
[B]. Kilowatt hour
[C]. Watt second
[D]. Joule second
Q3
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
Q4
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
Q5
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.
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
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
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
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
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
Consider the following statements and choose the incorrect one:
[A]. The resistance of all pure metals increases on raising the temperature; and decreasing on lowering the temperature.
[B]. A thick wire has more resistance; and a thin wire has less resistance.
[C]. Short length of a thick wire is used for getting low resistance; and long length of a thin wire is used for getting high resistance.
[D]. The resistance of a wire is inversely proportional to the square of its diameter.
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
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.
Q18
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
Q19
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.
Q20
Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?
[A]. Electric power is the electrical energy consumed per second.
[B]. When an electrical appliance consumes electrical energy at the rate of 1 joule per seconds, its power is said to be 1 watt.
[C]. The rate at which electrical work is done or the rate at which electrical energy is consumed, is called electric power.
[D]. Electric power = Potential difference / Current
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
How many joules of electrical energy are transferred per second by a 6 V; 0.5 A lamp?
[A]. 30 J/s
[B]. 12 J/s
[C]. 0.83 J/s
[D]. 3 J/s
Q24
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
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
