NCCER Practice Exam PT 12
Authored by Kevon Kirton
Physics
12th Grade
NGSS covered
Used 10+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A motor rotation meter _____.
tests an energized motor
works only in a clockwise turn
is used to find the motor legs
is used to identify phases of the circuit
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The IEC developed a safety standard for overvoltage installation categories of CAT I, CAT II, CAT III, and CAT IV for _____.
electrical equipment
wiring
test equipment
signaling circuits
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To ensure safety, before measuring low voltages, you should first test for _____.
resistance
current
vibration
higher voltages
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An insulation resistance tester is another name for a(n) _____.
megohmmeter
multimeter
continuity tester
ammeter
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The highest level of protection from transient voltage is provided by instruments rated as _____.
CAT I
CAT IV
CAT III
CAT II
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A voltmeter is used to test _____.
sine waves
power
voltage ranges
exact voltages
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Clamp-on ammeters work by ____.
using D'Arsonval meter movement
measuring the high resistance end of a power transformer
detecting the strength of the electromagnetic field around the conductor
using a resistive shunt
Tags
NGSS.HS-PS2-5
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