This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 12 Electricity – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 12 Electricity Quiz 11 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Explain how household wiring is typically arranged in terms of series and parallel circuits. A) Household wiring is primarily arranged in parallel circuits. B) Household wiring is exclusively arranged in a single circuit. C) Household wiring uses a combination of series and parallel circuits equally. D) Household wiring is primarily arranged in series circuits. Show Answer Correct Answer: A) Household wiring is primarily arranged in parallel circuits. 2. What resistance is needed to cause a 20A current flow because of a 100V battery? A) 0.2o. B) 2000. C) 120. D) 5th. Show Answer Correct Answer: D) 5th. 3. Two types of circuits are A) Parallel and magnetic. B) Electromagnetic and series. C) Series and parallel. D) None of the above. Show Answer Correct Answer: C) Series and parallel. 4. What are the applications of Ohm's Law in daily life? A) Applications of Ohm's Law include circuit design, electrical troubleshooting, appliance safety, and energy efficiency. B) Ohm's Law is applied in fashion design. C) Ohm's Law helps in gardening techniques. D) Ohm's Law is used for cooking recipes. Show Answer Correct Answer: A) Applications of Ohm's Law include circuit design, electrical troubleshooting, appliance safety, and energy efficiency. 5. To complete a circuit the switch must be A) Unattached. B) Open. C) Closed. D) It depends. Show Answer Correct Answer: C) Closed. 6. The amount of work done in joules, when one unit electric charge moves from one point to another point in an electric circuit is called: A) Electric current. B) Electric resistance. C) Electric conductance. D) Potential difference. Show Answer Correct Answer: D) Potential difference. 7. The resistance of hot filament of the bulb is about 10 times the cold resistance. What will be the resistance of 100 W-220 V lamp, when not in use? A) 48 oh. B) 400 oh. C) 484 oh. D) 48.4 Oh. Show Answer Correct Answer: C) 484 oh. 8. Materials which allow larger currents to flow through them are called A) Insulators. B) Conductors. C) Semiconductors. D) Alloys. Show Answer Correct Answer: B) Conductors. 9. According to this law, the current in a circuit equals the voltage difference divided by the resistance. A) Law of Conservation of Energy. B) Ohm's Law. C) Law of Conservation of Charges. D) Newton's First Law. Show Answer Correct Answer: B) Ohm's Law. 10. When a steady current flows through a conductor, electrons in it move with a certain average. what is that average called? A) Average speed. B) Uniform speed. C) Drift speed. D) Steady speed. Show Answer Correct Answer: C) Drift speed. 11. What is resistance measured in? A) $\Omega$ (Ohms). B) V (Volts). C) A (Amps). D) W (Watts). Show Answer Correct Answer: A) $\Omega$ (Ohms). 12. State the formula for Ohm's Law. A) V = I * R. B) I = V + R. C) R = V-I. D) V = R / I. Show Answer Correct Answer: A) V = I * R. 13. The ratio of voltage and current is A) Decreases. B) Increases. C) Remains constant. D) None of the above. Show Answer Correct Answer: C) Remains constant. 14. Which formulas represents Ohm's law? A) V = go. B) R = IV. C) I=RV. D) None of the above. Show Answer Correct Answer: A) V = go. 15. Voltmeter should be connected in A) Series. B) Parallel. C) Series and parallel. D) None of the above. Show Answer Correct Answer: B) Parallel. 16. Ohm's law is applicable to? A) Vacuum tubes. B) None of these. C) Carbon resistors. D) Semiconductors. Show Answer Correct Answer: B) None of these. 17. Describe a real-life application of parallel circuits. A) Household electrical wiring systems. B) Solar panel connections. C) Computer motherboard circuits. D) Battery charging systems. Show Answer Correct Answer: A) Household electrical wiring systems. 18. What is the relationship between voltage, current, and resistance? A) Current is independent of voltage and resistance. B) Voltage is equal to current multiplied by resistance (V = I * R). C) Voltage is the same as current. D) Resistance is equal to voltage divided by current (R = V / I). Show Answer Correct Answer: B) Voltage is equal to current multiplied by resistance (V = I * R). 19. Which of the following is not a source of electrical energy? A) Ammeter. B) Dry cell. C) Mains. D) Dynamo. Show Answer Correct Answer: A) Ammeter. 20. Three resistors of 7.5 ohm, 10 ohm and 12.5 ohm are connected is series. The equivalent resistance of the circuit A) 30 ohm. B) 15 ohm. C) 3.1 ohm. D) 20 ohm. Show Answer Correct Answer: A) 30 ohm. 21. Three resistors of 1 $\Omega$, 2 ft and 3 $\Omega$ are connected in parallel. The combined resistance of the three resistors should be A) Greater than 3 $\Omega$. B) Less than 1 $\Omega$. C) Equal to 2 $\Omega$. D) Zero. Show Answer Correct Answer: B) Less than 1 $\Omega$. 22. If R$_{1}$ and R$_{2}$ be the resistance of the filament of 40 W and 60 W respectively operating 220 V, then ..... A) R$_{1}$ < R$_{2}$. B) R$_{2}$ < R$_{1}$. C) R$_{1}$ = R$_{2}$. D) R$_{1}$ $\geq$ R$_{2}$. Show Answer Correct Answer: B) R$_{2}$ < R$_{1}$. 23. Each proton force e =? A) Hc. B) Hv. C) Hr. D) Herz. Show Answer Correct Answer: B) Hv. 24. Which one could be considered a voltage source? A) Battery; it uses chemical reactions to generate voltage. B) Generator; nuclear, coal or natural gas are consumed in a power plant to produce steam, which spins a turbine attached to a generator and generates voltage. C) Solar panel; they convert the sun's rays into electricity. D) All of the above. Show Answer Correct Answer: D) All of the above. 25. Longevity A) Old. B) Umpare. C) Cow. D) Ohm. Show Answer Correct Answer: C) Cow. ← PreviousNext →Related QuizzesClass 10 Science Chapter 12 Electricity Quiz 1Class 10 Science Chapter 12 Electricity Quiz 2Class 10 Science Chapter 12 Electricity Quiz 3Class 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books