Class ___ fires are fires caused by energized electrical equipment, such as motors or
transformers.
A. B
B. C
C. D
D. K
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B. C
Barriers such as insulation blankets, along with proper PPE, must be used to protect
against hazards from nearby ___.
A. approach boundaries
B. dead circuits
C. energized circuits
D. arc flashes
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C. energized circuits
_________ is a primary concern during all maintenance work.
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safety
________ is the discharge of electric current across an air gap.
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arcing
___________ are a device worn over the ears to reduce the level of noise reaching the
eardrums.
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earmuffs
A(n) __________ is a blast that is caused by a bomb or the ignition of existing flammable
material.
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explosion
A(n) ___ hazard is a bacterium, virus, fungus, or other microorganism that can cause
acute and chronic infections by entering the body directly or through breaks in the
skin.
A. biological
B. chemical
C. electrical
D. safety
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A. biological
The ___ is a federal government regulatory agency that requires all employers to
provide a safe working environment for their employees.
A. Occupational Safety and Health Administration (OSHA)
B. National Institute for Occupational Safety and Health (NIOSH)
C. National Fire Protection Association (NFPA)
D. CSA Group
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A. Occupational Safety and Health Administration (OSHA)
A(n) ___ is a document that requires personnel to plan their task procedures and any
related hazards when working around energized electrical circuits.
transformers.
A. B
B. C
C. D
D. K
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B. C
Barriers such as insulation blankets, along with proper PPE, must be used to protect
against hazards from nearby ___.
A. approach boundaries
B. dead circuits
C. energized circuits
D. arc flashes
,Give this one a try later!
C. energized circuits
_________ is a primary concern during all maintenance work.
Give this one a try later!
safety
________ is the discharge of electric current across an air gap.
Give this one a try later!
arcing
___________ are a device worn over the ears to reduce the level of noise reaching the
eardrums.
Give this one a try later!
earmuffs
A(n) __________ is a blast that is caused by a bomb or the ignition of existing flammable
material.
, Give this one a try later!
explosion
A(n) ___ hazard is a bacterium, virus, fungus, or other microorganism that can cause
acute and chronic infections by entering the body directly or through breaks in the
skin.
A. biological
B. chemical
C. electrical
D. safety
Give this one a try later!
A. biological
The ___ is a federal government regulatory agency that requires all employers to
provide a safe working environment for their employees.
A. Occupational Safety and Health Administration (OSHA)
B. National Institute for Occupational Safety and Health (NIOSH)
C. National Fire Protection Association (NFPA)
D. CSA Group
Give this one a try later!
A. Occupational Safety and Health Administration (OSHA)
A(n) ___ is a document that requires personnel to plan their task procedures and any
related hazards when working around energized electrical circuits.
