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

Shunt resistors

Clips

Magnets

Current-limiting resistors

Question 1 of 15

2. 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 2 of 15

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

back plate of the meter

meter housing

meter leads

title page of the operating instructions

Question 3 of 15

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

Phase tester

Ammeter

Multimeter

Megohmmeter

Question 4 of 15

5. 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 III

CAT I

CAT II

Question 5 of 15

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

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

They are faster than analog meters.

They are more accurate than analog meters.

They are easier to read than analog meters.

Question 6 of 15

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

CAT I

CAT III

CAT IV

CAT II

Question 7 of 15

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

Voltage tester

Clamp-on ammeter

Continuity tester

Ohmmeter

Question 8 of 15

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

checking it with a multimeter

grounding the leads

touching the leads together

connecting it to a known energized source

Question 9 of 15

10. 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

Megger®

Ohmmeter

Question 10 of 15

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

300 to 500V

500 to 1,000V

150 to 300V

1,000 to 1,500V

Question 11 of 15

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

Multimeter

Data logger

Clamp-on ammeter

Voltmeter

Question 12 of 15

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

continuity tests

polarity tests

frequency tests

voltage tests

Question 13 of 15

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

multimeter

current meter

voltmeter

ammeter

Question 14 of 15

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

Phase tester

VOM

Megger®

Multimeter

Question 15 of 15

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