Electrical Engineering Chapter Quiz
Authored by Matthew Bermudez
Construction
12th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does NEC stand for in the context of hazardous locations?
National Electrical Code
National Energy Council
National Engineering Committee
National Environmental Commission
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is characteristic of Class II hazardous locations according to the NEC?
High concentrations of explosive gases
Contain flammable or explosive dusts
Contain combustible fibers
High concentrations of toxic chemicals
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which type of location is the temperature specified in 500.8(D)(2) a concern?
Class I
Class II
Class III
Class IV
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ignition temperature of Acetone in Fahrenheit?
869°F
550°F
750°F
914°F
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ignition temperature of Propane in Celsius?
450°C
472°C
385°C
421°C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which substance has an ignition temperature of 914°F?
Styrene
Toluene
Naptha
Octane
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ignition temperature of 1-Butanol in Fahrenheit?
650°F
750°F
800°F
850°F
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