question
Lock Out / Tag Out refers to _______. A. A process for locking tools and equipment to deter theftB. A process that eliminates the chance of unauthorized access to critical areasC. A process that is designed to protect workers by controlling hazardous energies
answer
C. A process that is designed to protect workers by controlling hazardous energies (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
For effective Lock Out / Tag Out to occur, at a minimum, all energy sources must be isolated in the off position, zero energy verified, and each worker must apply his/her individual lock on the locking device and keep the keywith ___________.A. Their SupervisorB. Their ForemanC. Their Safety representativeD. Himself/herself
answer
D. Himself/herself (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The term electrocution means?A. Injury by electricityB. A severe electrical shock that requires hospitalizationC. Death caused by exposure to electricity D. None of the above
answer
C. Death caused by exposure to electricity (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The three most common types of GFCIs used today are: A. Circuit Breaker, Circuit Fixer, Circuit FinderB. Receptacle, Power Unit, FusesC. Receptacle, Portable, Circuit Breaker D. Wet, Dry, Damp
answer
C. Receptacle, Portable, Circuit Breaker (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
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question
Fuses and circuit breakers are intended primarily for the:A. Protection of conductors and equipment B. Prevention of electric shockC. Protection of the public
answer
A. Protection of conductors and equipment (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Underground electrical hazards are _______.A. Easy to identifyB. Hard to find & pose a serious risk to laborers & equipment operators C. Always marked exactly where they are locatedD. Always buried in red concrete
answer
B. Hard to find & pose a serious risk to laborers & equipment operators (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
GFCI is an acronym that stands for ____? A. Good For Circuit InstallationsB. Grand Fuse Circuitry ImpulseC. Ground Fault Circuit Interrupter
answer
C. Ground Fault Circuit Interrupter (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Flexible cords must not _______. A. Be run through holes in walls, ceilings, or floorsB. Be run through doorways, windows, or similar openingsC. Be left unprotected in traffic waysD. Be hidden in walls, ceilings, floors, conduit or other racewaysE. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Some examples of the most common causes of electrocution include: A. Contact with underground and above ground energized power lines.B. Failure to properly Lock Out and & Tag Out energized power sources.C. Failure to use a Ground Fault Circuit Interrupter (GFCI) in wet conditions.D. Failure to maintain a safe distance from energized power sources.E. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
A properly installed and used standard GFCI receptacle can prevent _____. A. Partial ElectrocutionB. Electrical Shock C. Circuit overload
answer
B. Electrical Shock (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Hazards are created when flexible (extension) cords, cord connectors, receptacles, and cord and plug connected equipment are:A. Improperly used and maintained. B. Made in foreign countries.C. Rolled into a retractable system.
answer
A. Improperly used and maintained. (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
For protection from electrical hazards and arc flash, always use the proper rubber insulating gloves and ensure they are classified by __________: A. The size and shape of the gloveB. The particular kind of rubber material usedC. The level of voltage and protection they provide D. The weather conditions
answer
C. The level of voltage and protection they provide (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Electrical burns occur principally because of: A. The high energy of electronsB. Radiation pulses of the electricityC. The heat generated by the flow of electrical current through the body
answer
C. The heat generated by the flow of electrical current through the body (correct answer)Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The sudden release of electrical energy through the air when a high-voltage gap exists and there is a breakdown between conductors is referred to as an _______________.A. Arc BurstB. Energized Air BlastC. Arc Flash D. Energized Air Flash
answer
C. Arc Flash (correct answer)Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The best type of ladder to use when working around any electrical systems is ________? A. A ladder made of conductive materialB. A ladder made from non-conductive material C. Any ladder, just be careful not to get shocked
answer
B. A ladder made from non-conductive material (correct answer)Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Which of the following is a primary topic of discussion in this course?A. Installing Solar Panels SafelyB. What are the major types of electrocution hazards in construction? C. Introduction to Power GenerationD. Electrical Safety for Dummies
answer
B. What are the major types of electrocution hazards in construction? (correct answer)
question
According to OSHA, what does the term electrocution mean?A. Injury by electricityB. Severe electrical shock that requires hospitalizationC. Death caused by exposure to electricity D. None of the above
answer
C. Death caused by exposure to electricity (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
On-line Resources available to you include which of the following:A. OSHA eToolsB. OSHA PublicationsC. OSHA Quick CardsD. OSHA Safety & Health Topic PageE. All of the above
answer
E. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The B in the acronym Besafe stands for Burns. What are the 3 types of burns that are caused by exposure to electricity.A. Heat, Thermal & RadiationB. Sparks, Flash & FireC. Electrical, Arc Flash & Thermal Contact D. None of the above
answer
C. Electrical, Arc Flash & Thermal Contact (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The B in the acronym Besafe stands for Burns. What are the 3 types of burns that are caused by exposure to electricity.A. Heat, Thermal & RadiationB. Sparks, Flash & FireC. Electrical, Arc Flash & Thermal Contact D. None of the above
answer
C. Electrical, Arc Flash & Thermal Contact (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
20. True or False: Maintaining a safe distance from overhead power lines and utilizing effective Lock Out / Tag Out procedures to de-energize equipment are effectiveA. True B. False
answer
A. True (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
An electrical hazard can be defined as a serious workplace hazard that exposes workers to which of the following:A. Burns and Arc Flash / BlastB. Electrocution and shockC. Fires and explosionsD. All of the above E. A and B only
answer
D. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
New and improved tools and technologies exist that help prevent inadvertent contact with underground energized utilities and they include:A. Non-conductive toolsB. Non-conductive backhoe bucketsC. Ground Penetrating RadarD. Underground 3-D imagingE. All of the above
answer
E. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The minimum safe distance for equipment to be operated in proximity of energized power lines that contain even the lowest voltage (less than 50,000 volts) is:A. 25 feetB. 5 feetC. 10 feet D. 50 feet
answer
C. 10 feet (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
A typical construction activity that is most at risk for contact with underground energized electrical systems is?A. Excavation activitiesB. Earth drillersC. Jack hammeringD. Fence installationE. All of the above
answer
E. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
We have learned that overhead power lines carry extremely high voltage. In addition, which of the following statements is true about overhead power lines?A. Physical contact does not need to be made to cause electrocution.B. Burns and falls from elevations are also hazards.C. Cranes are not the only equipment that are at risk.D. All of the above
answer
D. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
When using a utility locate service to identify underground utilities, which of the following is true?A. The latest technology doesn't make mistakesB. Ground Penetrating Radar pinpoints exact location of utilities within inchesC. Backhoe operators can feel the underground lines and don't need exact locatesD. Locating underground utilities is NOT an exact science
answer
D. Locating underground utilities is NOT an exact science (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Extension cords should be inspected prior to their use for:A. Cuts or abrasionsB. Damaged insulationC. Strain ReliefD. All the above
answer
D. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Before using a crane and other high reaching equipment near power lines, it is important to first ____.A. Place a flag on the mast or top of high reach equipmentB. Ground all outriggersC. Confirm power line voltages with the utility company to ensure safe working distance D. Ensure the crane operator has electrical experience
answer
C. Confirm power line voltages with the utility company to ensure safe working distance (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Unsafe electrical equipment can be identified by which of the following?A. Exposed electrical conductorsB. Wires with bad insulationC. Ungrounded electrical systems and toolsD. All of the above
answer
D. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
To verify that a system has been de-energized after you have effectively locked and tagged out the equipment, you can:A. Try to start the equipment to verify it won't startB. Use test equipment to test the circuits and electrical parts for voltage and currentC. Just start work because locking and tagging out the equipment is sufficientD. Both A & B
answer
D. Both A & B (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Controlling hazardous energies ______.A. Is required by OSHAB. Is the best way to prevent the release of energizing, starting or stored energyC. Involves locking out & tagging equipment & verifying zero energy exists before startingD. All of the above
answer
D. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Which of the following are major causes of injuries due to the failure to follow Lock Out / Tag Out procedures:A. Accidental restarting of equipmentB. Failure to release residual energyC. Failure to disconnect from power sourceD. Failure to stop equipmentE. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The purpose of a Lockout/Tagout checklist is to _______.A. Help identify all sources of hazardous energy for the equipment or circuits in questionB. Identify backup energy sources such as generators and batteries.C. Identify all shut-offs for each energy source foundD. All of the above
answer
D. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
OSHA requires all power cords to be protected from mechanical damage and environmental deterioration, which includes protection from ________:A. All vehicle and equipment trafficB. Dust & dirtC. Sharp materials, edges, doorwaysD. Both A & C
answer
D. Both A & C (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Cords that are 2-wire type, not designed for hard-usage, or that have been modified:A. are preferred if they have been spliced by a qualified electrician.B. must be yellow in color if used on a construction site.C. increase the risk of contacting electrical current. D. None of the above
answer
C. increase the risk of contacting electrical current. (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
You can help protect yourself from electrocution by _______.A. Using ground-fault circuit interrupters (GFCI)B. Maintaining a safe distance from overhead power linesC. Inspecting portable tools and extension cords prior to useD. Following lockout/tagout proceduresE. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
When a power cord connector is wet ______.A. Electric current can leak to equipment grounding conductorB. It's not a big deal as it is usually only 110 voltsC. There is a high potential for electrocutionD. None of the aboveE. Both A & C
answer
E. Both A & C (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Personal Protective Equipment for electrical workers is designed to provide protection under certain circumstances and conditions. Typical footwear will be marked _____ if it's approved for electrical work.A. SafeB. GFCIC. EH D. Z87
answer
C. EH (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Electrical PPE with the following defects may not be used:A. If holes, tears, punctures, or cuts are presentB. Texture changes: Swelling, softening, hardening, or becoming sticky or inelasticC. Contains an embedded foreign objectD. Any other defect that damages the insulating propertiesE. All of the above
answer
E. All of the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Hard hats should be insulated and nonconductive and be of Class:A. A & CB. B & E C. XD. None of the above
answer
B. B & E (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Wear protective equipment for the eyes or face wherever there is danger of injury to the eyes or face from _______ or from flying objects resulting from electrical explosion.A. GFCI failureB. Electric arcs or flashes C. Blown fuses or breakersD. None of the above
answer
B. Electric arcs or flashes (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
AEGCP refers to:A. Assured equipment grounding conductor program B. Employers electrical safety licenseC. Accident and injury follow-up programD. None of the above
answer
A. Assured equipment grounding conductor program (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
What is my employer required to do to protect workers from electrocutions?A. Ensure overhead power line safetyB. Isolate electrical partsC. Supply ground-fault circuit Interrupters (GFCI)D. Provide trainingE. All the above and more
answer
E. All the above and more (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Where can minimum clearance distances for working near power lines be found?A. Local Building Code officeB. OSHA regulations C. Health and Safety CodeD. None of the above
answer
B. OSHA regulations (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
All pull boxes, junction boxes, and fittings must be:A. Provided with coversB. Metal covers shall be groundedC. Plastic covers must be whiteD. All of the aboveE. Both A and B
answer
E. Both A and B (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Electrical equipment noted in an AEGCP must be visually inspected for damage or defects.A. QuarterlyB. MonthlyC. WeeklyD. Before each day's use
answer
D. Before each day's use (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Topics in an employer's training program must include which of the following:A. De-energize electric equipment before inspecting or repairingB. Use cords, cables, and electric tools that are in good repairC. Lockout / Tagout recognition and proceduresD. Use appropriate protective equipmentE. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
For a lockout/tagout to be effective, all energy sources must be isolated in the off position, zero energy must be verified and each worker must apply an individual lock to the locking device. The key for each person's lock is kept with: A. The person's supervisor B. The person's foreman C. The person's safety representative D. The person applying a lock E. Any the above
answer
D. The person applying a lock (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Electrical cords that have been modified:A. Are preferred once they have been spliced by a qualified electrician B. Must be yellow in color it used on a construction C. Increase the risk of coming in contect with sectroal current D. None of the above
answer
C. Increase the risk of coming in contect with sectroal current (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
A flexible/extension cord may be damaged by ______.A. Door or window edges B. Staples and fasteners C. Abrasion from adjacent materials D. Simply by aging E. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Fuses and circuit breakers are intended primarily for the: A. Protection of conductors and equipment B. Prevention of electrocution C. Protection of the public D. None of the above
answer
A. Protection of conductors and equipment (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Electrical PPE with the following defects must NOT be used:A. Holes tears, punctures or cutsB. Texture changes (e.g., swelling, softening, hardening, sticky, or inelastic)C. Contains an embedded foreign objectD. Damage to insulating propertiesE. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Personal protective equipment for electrical workers is designed to provide protection under certain circumstances and conditions. Typical footwear will be marked ____ if it's approved for electrical work. A. SAFE B. GFCI C. EHD. Z87
answer
C. EH (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Topics in an employer's training program must indude which of the following:A. De-energize electric equipment before inspecting or repairing B. Use cords, cables, and electric tools that are in good repair C. Lockout/Tagout recognition and procedures D. Use appropriate protective equipment E. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The OSHA construction standard requires flexible cords to be rated for:A. Extreme conditions B. Chemical exposure C. Extra gauge D. Hard or extra-hard usage E. All the above
answer
D. Hard or extra-hard usage (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
New and improved tools and technologies exist that help prevent inadvertent shock and electrocution hazards with underground energized utilities, including: A. Non-conductive tools B. Non-conductive backhoe buckets C. Ground penetrating radar D. Underground 3-D imaging E. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Which of the following is true regarding electrical pull boxes, junction boxes, and fittings? A. All must be provided with covers approved for their intended use B. All metal covers must be grounded C. All plastic covers must be white D. All the above E. Both A and B above
answer
E. Both A and B above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Which of the following is an electrical hazard? A. Combining a portable GFCI with an extension cord B. From elecAttaching an ungrounded, two-pronged adapter to a three-pronged (grounded) cord or tool C. Using an extension cord that is too big O D. Using a cord or tool with worn insulation or exposed wires E. Both B and D
answer
E. Both B and D (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
A construction activity that is at risk for contact with underground energized electrical systems is:A. Excavation activities B. Earth drillers C. Jack hammering D. Fence Installation E. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
What does GFCI stand for? A. Good For Circuit InstallationsB. Grand Fuse Circuitry ImpulseC. Ground Fault Circuit Interrupter D. None of the above
answer
C. Ground Fault Circuit Interrupter (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
The A in BESAFE safe stands for arc flash, which: A. Is a sudden release of electrical energy B. Can reach temperatures of 35,000 degrees Fahrenheit C. Gives off thermal radiation and bright, intense lightD. Can produce pressure waves by rapidly heating air, causing a blast E. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
If a person is experiencing electrical shock: A. Do not touch the person B. Try to safely turn off the source of electricity C. Using a non-conductive material, try to move the person away from the electrical source D. All the above
answer
D. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
An employer's training program must include which of the following topics for working around electricity? A. De-energizing electric equipment before inspecting or repairing B. Use of cords, cables, and electric tools C. Lockout/tagout recognition and procedures D. Use of appropriate protective equipment E. All the above
answer
E. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
How often must electrical equipment noted in an AEGCP must be visually inspected for damage or defects.A. QuarterlyB. MonthlyC. WeeklyD. Before each day's use
answer
D. Before each day's use (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Any overhead power line should be considered energized unless the entity owning or operating the electrical utility supplying the line certifies that it is: A. Not energized B. Visibly grounded C. Tested for zero energy D. All the above
answer
D. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
What type of ladder is best to use when working around an electrical system?A. A ladder made of conductive materials B. A ladder made of non-conductive materials c C. Any ladder just be careful not to get shocked D. No ladder, use a metal scaffold instead
answer
B. A ladder made of non-conductive materials c (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Only _____________ may work on electric circuit parts or equipment that has not been de-energized A. Competent persons B. Safety trained supervisors C. Qualified persons D. Electricians
answer
C. Qualified persons (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
A properly installed and properly used standard GFCI receptacle can prevent: A. Electrocution B. Electrical shock C. Circuit overload D. Both A and B E. None of the above
answer
D. Both A and B (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Maintaining a safe distance from overhead power lines and utilizing effective lockout/tagout procedures to de-energize equipment are effective methods for protecting yourself from electrocution.A. True B. False
answer
A. True (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
Electrical burns can be caused by A. Arc Flash B. Thermal contact C. Electrical shock D. All the above
answer
D. All the above (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
question
When working around electricity, which class of helmets is designed to reduce the danger of contact with conductors at higher voltage levels?A. Class E (electrical) helmets B. Orange helmets C. Blue helmets (when used with a nylon liner)D. Both A and C
answer
A. Class E (electrical) helmets (correct answer) Get OSHA 30 Exam Passed - https://rebrand.ly/homeo4ebc9
