LAP Year 2 Electrical Test Equipment

An ammeter measures

TDR stands for

Conductive and inductive tracing are related to

A digiphone pinpointer is used with

Which meter is used to measure contact resistance in substation circuit breakers and switches?

A DC Hi-Pot Tester tests cables for faults. True or False

• True

• False

Service conductor testers

Which two functions of the digital multi-meter are most commonly used by lineworkers?

• Voltage measurement and current measurement

• Resistance measurement and continuity test

• Capacitance measurement and frequency measurement

• Temperature measurement and diode test

Ammeters determine current by

• measuring voltage across a resistor

• measuring the magnetic field around a conductor

• measuring the potential difference

• measuring the flow of electric charge

A phase sequence indicator is also known as a

• phase rotation meter

• voltmeter

• ammeter

• ohmmeter