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WorksheetsET 26102
Total questions: 22
Worksheet time: 11mins
The NFPA 70E provides practical guidance in
confined space entry
solvents/toxic gases
fall protection procedures
electrical safety in the workplace
The maximum AC use voltage of Class 1 rubber gloves is _____.
1,000V
7,500V
17,000V
26,500V
When working near cranes which of the following is true?
personnel may walk under a load as long as they move quickly
to increase the cranes lifting compacity additional weights can be used to secure the crane
only individuals trained in rigging should ever rig material for a lift
personal may be lifted to upper levels of buildings using lift equipment as long as they are secured to a lanyard
In the hierarchy of risk control methods, which is the most effective in creating a safe workplace?
personnel protective equipment
hazard elimination
worker awareness
administrative controls
Situations that put a worker at risk due to the demands of the task, conditions, worker attitude, and or environment is known as what?
error precursors
error flags
potential risk points
human performance modes
A determining factor in the severity of a(n) electrical shock is _____.
the raceway system
the amount of electrical current being passed through the body
the phase that is involved
the size of electrical equipment being used
The distance at which someone could receive a second-degree burn if a electrical arc flash was to occur is know a the
restricted approach boundary
arc protection boundary
limited approach distance
arc flash boundary
What is considered to be the last line of defense in the hierarchy of risk controls?
Replacement
Elimination
PPE
(Personal Protective Equipment)
Engineering Controls
The color of the tag on rubber gloves with the highest level of protection is the color _____.
White
Red
Orange
Yellow
Hard hats should be replaced at least every _____ years unless it has been exposed to severe conditions in which it should be replaced immediately.
2
3
4
5
In the event that protective equipment may be subject damage during use, what is true about the insulating material?
May not be used
requires its own protection
may be used but requires inspection daily
may be used but must be discarded at the end of the shift
Any facility constructed before 1980 may contain what hazardous material?
silicone
radon
asbestos
confined spaces
To verify the proper operation of a test instrument one can use a _____.
ammeter
voltmeter
polarity tester or ohmmeter
known voltage source of proving unit
The class of hard hat that OSHA requires to be worn by those exposed to high-voltage hazards is a _____.
Class A hard hat
Class C hard hat
Class E hard hat
Class G hard hat
When using a _____ personnel must be evaluated by a physician (Dr.) to make certain they are physically fit enough to use the piece of PPE.
respirator
filter mask
face shield
chemical googles
The _____ regulates the safe and proper disposal of lamps containing harmful materials.
OSHA
Occupational Safety and Health Administration
(ANSI)
American National Safety Institute
(EPA)
Environmental Protection Agency
(DOL)
Department of Labor
How often must insulating glove be VISUALLY inspected before and AIR tested by the user?
weekly
monthly
yearly
before each use
Class 1 insulating rubber gloves have a maximum AC voltage usage rating of up to _____
1,000V
7,500V
17,000V
26,500V
Worker rotation is an example of _____ in the hierarchy of risk control.
hazard elimination
hazard substitution
engineering control
administration control
The three basic causes of incidents are _____.
OSHA, NEC, NFPA 70
unsafe procedures, NFPA 70E and NEC
unsafe actions, equipment, and conditions
unsafe requirements, procedures, and policies
OSHA's lockout/tagout rule protects workers from
unsupervised use
system shutdown
exposure to harmful chemicals
exposure to hazardous energy sources
Capacitors should be discharged of stored voltage while following strict safety guidelines and using a _____ before beginning work on a de-energized circuit.
hot stick
phasing tester
test instrument
safety discharge probe
