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1. Before using a voltage tester, check to make sure it is functioning correctly by ________.

checking it with a multimeter

grounding the leads

connecting it to a known energized source

touching the leads together

Question 1 of 15

2. Which of the following is true of digital meters?

They are more accurate than analog meters.

They are faster than analog meters.

They are easier to read than analog meters.

They are easier to connect to the circuit than analog meters.

Question 2 of 15

3. What instrument is used to take readings at specified intervals for later review?

Multimeter

Clamp-on ammeter

Voltmeter

Data logger

Question 3 of 15

4. Which of the following devices is also called an insulation resistance tester?

Phase tester

Multimeter

Megger®

VOM

Question 4 of 15

5. Another name for a VOM is a(n) ________.

multimeter

current meter

ammeter

voltmeter

Question 5 of 15

6. Certified meters are marked as to their category rating on the ________.

meter housing

meter leads

back plate of the meter

title page of the operating instructions

Question 6 of 15

7. Most digital ohmmeters have an audible tone to indicate a closed or low-resistance circuit, making them useful for performing ________.

voltage tests

continuity tests

polarity tests

frequency tests

Question 7 of 15

8. Which meter can measure current without having to make contact with uninsulated wires?

Ohmmeter

Clamp-on ammeter

Continuity tester

Voltage tester

Question 8 of 15

9. What is the lowest acceptable overvoltage category rating for a voltage tester that will be used to test electronic equipment and circuitry?

CAT III

CAT IV

CAT I

CAT II

Question 9 of 15

10. What is the lowest acceptable overvoltage category rating for an ammeter that will be used to test industrial lighting and outdoor conductors?

CAT II

CAT IV

CAT III

CAT I

Question 10 of 15

11. Which instrument should be used to verify that there is power available to run a three-phase motor that will not start?

Megger®

Voltage tester

Clamp-on ammeter

Ohmmeter

Question 11 of 15

12. Which of the following devices measures ohms, amps, and volts?

Megohmmeter

Multimeter

Ammeter

Phase tester

Question 12 of 15

13. The typical applied megohmmeter voltage in 600V class systems is ________.

300 to 500V

500 to 1,000V

1,000 to 1,500V

150 to 300V

Question 13 of 15

14. What is the lowest acceptable overvoltage category rating for a multimeter that will be used to test small appliances?

CAT IV

CAT III

CAT II

CAT I

Question 14 of 15

15. Which of the following are used with ammeters to increase their range for current measurement?

Magnets

Current-limiting resistors

Shunt resistors

Clips

Question 15 of 15

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