ET 26112

Where are certified meters marked with a category rating?

• meter leads

• meter housing

• battery compartment

• back plate of the meter

During lockout/tagout procedures, when a supply circuit is disconnected what should be assumed about the circuits?

• they remain unaffected

• they are always de-energized

• they do not require testing

• they may still be energized

Which overvoltage category rating is necessary for a voltage tester used on three-phase distribution system?

• CAT I

• CAT II

• CAT III

• CAT IV

Another name for multimeter is what?

• digital meter

• megohmmeter

• ammeter

• VOM

What must electricians do before using a megohmmeter to test switchgear?

• disconnect all of the electronics

• connect all of the electronics

• energize the circuit

• ground the conductors for 10 minutes

What is an advantage of digital meters over analog meters

• faster than analog meters

• easier to read than analog meters

• mandated to be used in all occasions

• easier to connect to the circuit than analog meters

Which instrument can be used to verify power is available at a motor?

• ammmeter

• ohmmeter

• megohmmeter

• voltage tester

What does the audible tone in most digital ohmmeter indicate?

• continuity

• current

• polarity

• frequency

What is the device that is plugged directly into a receptacle to test the condition of a circuit?

• proving unit

• circuit tester

• continuity tester

• phase rotation tester

What instrument is used to take readings at predetermined intervals for later review?

• voltmeter

• multimeter

• Data Logger

• clamp-on ammeter