12. The resistance in a carbon filament lamp. B. doubled C. increases D. remains the same A. decreases 13. If you increase the voltage across a resistor, what will happen to the current? The current will A. doubled B. decreases C. increases D. stay the same. 14. What is the voltage drop across a 50-Q resistor if the current flowing through it is 0.5 A? B. 0.5 V C. 25 V A. 0.25 V D. 50 V 15. Which case supports the validity of Ohm's Law in a circuit? A. The resistance in the circuit is changing at a constant rate B. The voltage in the circuit is equal to the current. C. The current in the circuit gradually decreases. D. The temperature in the circuit is constant. 16. An ordinary light bulb is marked "60A, 120V", its resistance is A. 60 Q B. 120 Q C. 180 Ω D. 240 Q B. Voltage and current D. Current only 17. Ohm's Law illustrates that the current in a simple circuit depends on C. Resistance only A. Voltage and resistance 18. When the components of the circuit are connected one after another, the circuit is said to be in B. Series A. Parallel C. Series-parallel D. Simple 9. How many paths do the electrons have to flow in a series circuit? A. Zero B. One C. Two D. Many D. What happens when one light bulb in a series circuit burns out. A. The rest of the bulbs continue to work B. Nothing will happen C. The rest of the bulbs become dim D. It breaks the circuit aral noth for the current

12. The resistance in a carbon filament lamp. B. doubled C. increases D. remains the same A. decreases 13. If you increase the voltage across a resistor, what will happen to the current? The current will A. doubled B. decreases C. increases D. stay the same. 14. What is the voltage drop across a 50-Q resistor if the current flowing through it is 0.5 A? B. 0.5 V C. 25 V A. 0.25 V D. 50 V 15. Which case supports the validity of Ohm's Law in a circuit? A. The resistance in the circuit is changing at a constant rate B. The voltage in the circuit is equal to the current. C. The current in the circuit gradually decreases. D. The temperature in the circuit is constant. 16. An ordinary light bulb is marked "60A, 120V", its resistance is A. 60 Q B. 120 Q C. 180 Ω D. 240 Q B. Voltage and current D. Current only 17. Ohm's Law illustrates that the current in a simple circuit depends on C. Resistance only A. Voltage and resistance 18. When the components of the circuit are connected one after another, the circuit is said to be in B. Series A. Parallel C. Series-parallel D. Simple 9. How many paths do the electrons have to flow in a series circuit? A. Zero B. One C. Two D. Many D. What happens when one light bulb in a series circuit burns out. A. The rest of the bulbs continue to work B. Nothing will happen C. The rest of the bulbs become dim D. It breaks the circuit aral noth for the current