MCQ on Class 10 Science Chapter 11: Electricity

Chapter 11 of class 10 science as per the NCERT syllabus is Electricity which deals with Electric Current, Potential Difference, Electric Circuit, Ohm’s Law, Factors Affecting Resistance, Series and Parallel Circuits, Heating Effect of Electric Current, Electric Power, etc.

Here, we have discussed 30 Multiple Choice Questions based on these topics of the chapter. These questions will help you to learn more about the chapter and test your knowledge.

For each question below, there are four options out of which only one option is correct. The correct answer to each question is given at the end for your reference.

MCQ on Class 10 Science Chapter 11

1. Electric current is the flow of:

A) Protons
B) Electrons
C) Neutrons
D) Positrons

2. The SI unit of electric current is:

A) Volt
B) Ampere
C) Ohm
D) Watt

3. The device used to measure electric current is called:

A) Ammeter
B) Voltmeter
C) Galvanometer
D) Wattmeter

4. Which of the following materials offers the least resistance to the flow of electric current?

A) Copper
B) Iron
C) Rubber
D) Glass

5. Ohm’s law states a relationship between:

A) Voltage and resistance
B) Voltage and current
C) Resistance and Current
D) Voltage, resistance, and current

6. The resistance of a conductor depends on its:

A) Length
B) Cross-sectional area
C) Material
D) All of the above

7. In a series circuit, the total resistance is:

A) Equal to the sum of individual resistances
B) Less than the sum of individual resistances
C) Greater than the sum of individual resistances
D) Irrelevant

8. Which of the following arrangements will result in the maximum current flowing through the circuit?

A) Series circuit
B) Parallel circuit
C) Both will have the same current
D) Depends on the components used

9. The SI unit of electric power is:

A) Watt
B) Ampere
C) Volt
D) Ohm

10. The formula for calculating current is

A) I=V/R
B) I=V/P
C) I=P/R
D) None of the above

11. The heating effect of electric current is utilized in:

A) Electric bulbs
B) Electric heaters
C) Both A and B
D) None of the above

12. A fuse is a safety device used to protect electrical circuits from:

A) Overvoltage
B) Overcurrent
C) Both A and B
D) None of the above

13. Electric resistance in a wire increases with an increase in:

A) Length of the wire
B) Temperature of the wire
C) Thickness of the wire
D) Material of the wire

14. The SI unit of resistance is:

A) Ohm
B) Ampere
C) Volt
D) Watt

15. Which of the following statements about an electric circuit is true?

A) It must contain only one component
B) It must have a closed path
C) It must have a voltage source
D) It must have a fixed resistance

16. Which of the following statements is correct about a parallel circuit?

A) The total resistance is equal to the sum of individual resistances
B) The voltage across each component is different
C) The current through each component is different
D) All components share the same current

17. An electrical device converts electrical energy into:

A) Heat energy
B) Light energy
C) Mechanical energy
D) All of the above

18. Which of the following materials is commonly used as a resistor in electrical circuits?

A) Silver
B) Aluminum
C) Carbon
D) Iron

19. In a parallel circuit, if one component is removed or fails, what happens to the other components?

A) They continue to function normally
B) They stop functioning
C) They become damaged
D) They become short-circuited

20. A device used to control the flow of electric current in a circuit is called a:

A) Resistor
B) Capacitor
C) Transistor
D) Diode

21. The heating effect of electric current is utilized in:

A) Electric bulbs
B) Electric irons
C) Both A and B
D) None of the above

22. Which of the following statements is true about a series circuit?

A) The total resistance is equal to the sum of individual resistances
B) The voltage across each component is different
C) The current through each component is different
D) All components share the same current

23. Electric power is the product of:

A) Voltage and current
B) Voltage and resistance
C) Current and resistance
D) Voltage, current, and resistance

24. What happens to the resistance of a conductor if its length is doubled?

A) It doubles
B) It becomes half
C) It quadruples
D) It remains the same

25. A safety device that melts and breaks the circuit when the current exceeds a certain value is called a:

A) Circuit breaker
B) Resistor
C) Fuse
D) Capacitor

26. In a series circuit, the total voltage is equal to:

A) The voltage across each component
B) The sum of individual voltages
C) The voltage of the last component
D) The voltage of the first component

27. Which of the following materials has the highest resistance?

A) Silver
B) Copper
C) Aluminum
D) Nichrome

28. The resistance of a conductor is directly proportional to its:

A) Length
B) Cross-sectional area
C) Material
D) Temperature

29. Electric power is calculated using the formula:

A) P=V/I
B) P=VI
C) P=IR
D) P=I/R​

30. Which of the following statements is true about the heating effect of electric current?

A) It is utilized in electric bulbs
B) It is utilized in electric heaters
C) Both A and B
D) None of the above

Correct Answers

Here is the list of correct answers to the above questions.

1. B) Electrons
2. B) Ampere
3. A) Ammeter
4. A) Copper
5. B) Voltage and current
6. D) All of the above
7. C) Greater than the sum of individual resistances
8. B) Parallel circuit
9. A) Watt
10. B) I=V/R
11. C) Both A and B
12. B) Overcurrent
13. A) Length of the wire
14. A) Ohm
15. B) It must have a closed path
16. C) The current through each component is different
17. D) All of the above
18. C) Carbon
19. A) They continue to function normally
20. A) Resistor
21. C) Both A and B
22. A) The total resistance is equal to the sum of individual resistances
23. A) Voltage and current
24. A) It doubles
25. C) Fuse
26. B) The sum of individual voltages
27. D) Nichrome
28. A) Length
29. B) P=VI
30. C) Both A and B

The Bottom Line

I hope these 30 MCQs on Electricity of Class 10 Science Chapter 11 have helped you in your studies and preparation.

If you have any queries, or comments or find any mistake in the above questions, feel free to contact me in the comment section below.

I would love to hear from you.

Abdur Rohman

Abdur Rohman is an Electrical Engineer from Charaideo, Assam, who wears multiple hats as a part-time teacher, blogger, entrepreneur, and digital marketer. Passionate about education, he founded The Assam School blog to provide free, comprehensive textbook solutions, MCQs (Multiple Choice Questions), and other academic content for students from Class V to XII.