WorksheetsElectrical Technology NCCER (11th Edition) Module 12 Review
Total questions: 10
Worksheet time: 2mins
Which of the following is true about analog meters?
Analog meters are solid-state instruments
Analog meters have a digital readout
Analog meters use a moving-coil meter movement
Analog meters have an autoranging setting
A voltmeter is used to test __________.
exact voltage
voltage ranges
power
sine waves
To ensure safety, before measuring low voltages, you should first test for _______.
current
vibration
An ammeter is used to measure ______.
voltage
resistance
insulation value
Clamp-on ammeters work by ______.
using D-Arsonval meter movement
measuring the high resistance end of a power transformer
using a resistive shunt
An insulation resistance tester is another name for a(n) ______.
ammeter
multimeter
continuity tester
A motor rotation meter ______.
is used to find the motor legs
is used to identify phases of the circuit
works only in a clockwise turn
The highest level of protection from transient voltage is provided by instruments rated as ______.
CAT I
CAT II
CAT III
The IEC developed a safety standard for overvoltage installation categories of CAT I, CAT II, CAT III, and CAT IV for _______.
wiring
electrical equipment
test equipment
signaling circuits
What is the lowest acceptable category rating for a multimeter that will be used to test small appliances?
CAT I
CAT II
CAT III
CAT IV
