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OSHA 10 Course Demo
Electrical Safety For Qualified Workers – E4755E (14 mins)
to take the exam.
A worker may be qualified to perform a specific task on a certain piece of electrical equipment while remaining unqualified to perform the same task on a different piece of equipment.
Unqualified workers may cross the Restricted Approach Boundary if they have been briefed on the hazards and are accompanied by a qualified person.
Most people will begin to feel the effects of an electric shock ______________.
Between 10 and 20 milliamps
Between 25 and 75 milliamps
At 100 milliamps
Voltage-rated gloves that will be reused must be tested and certified by an approved laboratory every _____________.
Tasks that ____________ an electric circuit increase the chance for an electric arc to occur.
All of the above
The Arc Flash Boundary is established at the distance from a potential arc source where an unprotected worker will receive a _____________ burn on exposed skin.
Which PPE Level requires a worker to wear arc-rated clothing of at least 40 calories per square centimenter?
PPE Level Two
PPE Level Three
PPE Level Four
With very few exceptions, there is no reason to perform work on energized equipment.
Once it is confirmed that an electrically safe work condition has been created, shock protection and arc flash protection are no longer necessary and may be removed.
Exceptions to the requirement to de-energize equipment include _____________.
All of the above