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

Data logger

Multimeter

Voltmeter

Clamp-on ammeter

Question 1 of 15

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

ammeter

voltmeter

multimeter

current meter

Question 2 of 15

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

VOM

Phase tester

Megger®

Multimeter

Question 3 of 15

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

Voltage tester

Clamp-on ammeter

Ohmmeter

Megger®

Question 4 of 15

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

continuity tests

voltage tests

polarity tests

frequency tests

Question 5 of 15

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

touching the leads together

grounding the leads

connecting it to a known energized source

checking it with a multimeter

Question 6 of 15

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

Clamp-on ammeter

Voltage tester

Continuity tester

Ohmmeter

Question 7 of 15

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

CAT III

CAT I

CAT II

CAT IV

Question 8 of 15

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

They are more accurate than analog meters.

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

They are faster than analog meters.

They are easier to read than analog meters.

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 IV

CAT I

CAT II

CAT III

Question 10 of 15

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

CAT IV

CAT II

CAT III

CAT I

Question 11 of 15

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

500 to 1,000V

150 to 300V

300 to 500V

1,000 to 1,500V

Question 12 of 15

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

Multimeter

Ammeter

Phase tester

Megohmmeter

Question 13 of 15

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

back plate of the meter

meter leads

title page of the operating instructions

meter housing

Question 14 of 15

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

Magnets

Current-limiting resistors

Clips

Shunt resistors

Question 15 of 15

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