This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 12 Electricity – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 12 Electricity Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Electrical resistivity of any given metallic wire depends upon A) Its thickness. B) Its shape. C) Nature of the material. D) Its length. Show Answer Correct Answer: C) Nature of the material. 2. One ampere is constituted by the flow of one coulomb of charge per second A) 1A=1CX1sec. B) 1C=1A/1sec. C) 1sec=1AX1C. D) 1A=1C/1sec. Show Answer Correct Answer: D) 1A=1C/1sec. 3. The voltmeter is connected in A) Series. B) Parallel. C) Not enough information is provided. D) None of the above. Show Answer Correct Answer: B) Parallel. 4. If $R_1$ $R_2$ A) $R_1 B) $R_2 C) $R_1=R_2$. D) $R_1\ge R_2$. Show Answer Correct Answer: B) $R_2 5. Electric potential is A) Scalar quantity. B) Sometimes scalar or vector quantity. C) Neither scalar or vector quantity. D) Vector quantity. Show Answer Correct Answer: A) Scalar quantity. 6. Electric charge is expressed in A) Volt. B) Joule. C) Coulomb. D) Ohm. Show Answer Correct Answer: C) Coulomb. 7. In a ..... circuit there are multiple paths for the current to take. A) Series. B) Parallel. C) All the above. D) None of the above. Show Answer Correct Answer: B) Parallel. 8. Why are Christmas lights wired in parallel? A) It is cheaper to make. B) You can make longer strands. C) It uses less electricity. D) If a light breaks, the others keep working. Show Answer Correct Answer: D) If a light breaks, the others keep working. 9. Electric current A) Amit. B) Larynx. C) Photometer. D) Old meter. Show Answer Correct Answer: A) Amit. 10. The direction of the electric stove shown in the drawing of the electricity and the direction of the electric stream of reality A) From debt to day and from money to debt. B) From money to debt and from debt to money. C) Two are right. D) Two wrong. Show Answer Correct Answer: B) From money to debt and from debt to money. 11. Your hair might be attracted to your comb as your hair and the combe become oppositely charged. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. The electrons are not completely free to move within a conductor, because the are restrained by A) Motion of electrons. B) Resistance offered to electric current. C) Attraction of atoms among which they move. D) By the circuit in which current is flowing. Show Answer Correct Answer: C) Attraction of atoms among which they move. 13. Resistance is proportional to ..... ? A) $L$. B) $\frac{1}{\rho}$. C) $A$. D) $\frac{1}{L}$. Show Answer Correct Answer: A) $L$. 14. Direction of electric current is from A) +ve to-ve. B) -ve to +ve. C) -ve to-ve. D) None of these. Show Answer Correct Answer: A) +ve to-ve. 15. The heat released in carrier wire in the carrier's heating rule A) Is in direct proportion to the carrier's rod. B) The carrier is in direct proportion to the current current of the current. C) Is in direct proportion to the time of the current flowing in the carrier. D) All these factors are correct. Show Answer Correct Answer: D) All these factors are correct. 16. Electricity is a form of energy involving the flow of atoms. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 17. How to attach home electrical equipment to an electrical circle A) Should be assembled in parallel order. B) Should be assembled in serial order. C) Can be assembled by two types. D) Do not have a pair. Show Answer Correct Answer: A) Should be assembled in parallel order. 18. The only charges that can move from one object to another are ..... charges. A) Electric. B) Neutral. C) Positive. D) Negative. Show Answer Correct Answer: D) Negative. 19. What is Resistance? A) The flow of electrons. B) Electric potential difference. C) A battery. D) The ability to reduce the flow of electrons. Show Answer Correct Answer: D) The ability to reduce the flow of electrons. 20. A neutral object becomes negatively charged when it loses electrons. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 21. If the lenght of the wire is doubled and its area of cross section is also doubled then the resistance will be A) Increase eight times. B) Remain unchanged. C) Become four times. D) Decrease four times. Show Answer Correct Answer: B) Remain unchanged. 22. Who is the scientist who experimented on the ointment? A) Jay Jay Thomson. B) Rutherford. C) R A Milli Khan. D) Herge. Show Answer Correct Answer: C) R A Milli Khan. 23. A parallel circuit has more than one path for electricity to flow A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 24. The ratio of voltage and electric current in a closed circuit A) Increases. B) Remain constant. C) Decreases. D) Varies. Show Answer Correct Answer: B) Remain constant. 25. A wire of resistance 20 ohm is bent into a circle what will be the resistance across the diagonal A) 10 ohm. B) 20 ohm. C) 5 ohm. D) 2.5 ohm. Show Answer Correct Answer: C) 5 ohm. ← PreviousNext →Related QuizzesClass 10 Science Chapter 12 Electricity Quiz 1Class 10 Science Chapter 12 Electricity Quiz 2Class 10 Science Chapter 12 Electricity Quiz 4Class 10 Science Chapter 12 Electricity Quiz 5Class 10 Science Chapter 12 Electricity Quiz 6Class 10 Science Chapter 12 Electricity Quiz 7Class 10 Science Chapter 12 Electricity Quiz 8Class 10 Science Chapter 12 Electricity Quiz 9Class 10 Science Chapter 12 Electricity Quiz 10Class 10 Science Chapter 12 Electricity Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books