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26103-11 Introduction to Electrical Circuits

1. Voltage is defined as the ________.

Question 1 of 20

2. Which of the following terms is defined as the driving force that makes current flow in a circuit?

Question 2 of 20

3. How is current measured with an in-line type meter?

Question 3 of 20

4. You would measure resistance with a(n) ________.

Question 4 of 20

5. Which of the following is used to step voltage down to lower levels before it reaches a home or office?

Question 5 of 20

6. If the resistance of a circuit is 25 ohms and the current is 10 amps, the power in watts is ________.

Question 6 of 20

7. A 5-ohm and a 20 -ohm resistor are connected in parallel. What is the total resistance of these two resistors?

Question 7 of 20

8. In a parallel circuit, the voltage drop ________.

Question 8 of 20

9. What is the applied voltage if the current in a circuit is 60 amps and the resistance is 10 ohms?

Question 9 of 20

10. A circuit has a source voltage of 50V and a current of 10A. What is the power in watts?

Question 10 of 20

11. What is the applied voltage of a circuit that has 10 amps of current and 12 ohms of resistance?

Question 11 of 20

12. Make sure the voltage is turned off before touching any terminals by using a(n) ________.

Question 12 of 20

13. How many amps are there in the current of a circuit if the voltage source is 140V and the resistance is 2 ohms?

Question 13 of 20

14. Materials with electrical characteristics that fall between those of insulators and conductors are considered ________.

Question 14 of 20

15. If two 10-ohm resistors are connected in series, what is the total resistance of these resistors?

Question 15 of 20

16. Ohm's law states that the resistance of a circuit is equal to the ________.

Question 16 of 20

17. If a circuit has 12 amps of current and the resistance is 20 ohms, the applied voltage is ________.

Question 17 of 20

18. If a circuit has 48 amps of current and an applied voltage of 240 volts, the resistance is ________.

Question 18 of 20

19. Which of the following substances is considered a good semiconductor?

Question 19 of 20

20. 4. Copper is considered a(n) ________.

Question 20 of 20


 

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