which of the following are electrical hazards osha quizletwhat aisle are prunes in at kroger

An examination revealed that the spring, cover plate, and part of the melamine casing were missing from the face of the female connector (the spring and some melamine fragments were found at the accident site). c. Inductive objects Question 2: It's okay to use extension cords with worn insulation, as long as you are careful about it. Select the correct answer and then click DONE. 0000003254 00000 n <>>> d.50,000 volts. 0000004208 00000 n When selecting the right extension cord, a good rule of thumb is to match the thickness of the extension cord to the thickness of: (See NFPA 70E-2021 Article 130 and OSHA subpart S part 1910.333 (a) (1)- (2) and (c) for complete details.) 3 0 obj c.Wood d. 20 feet. Leaving or using electrical appliances near water - As electric current is transmitted faster in on wet surfaces, you stand a chance of getting an electric shock. 0000004884 00000 n uVNSF!UTRQ91uR,6@hCH}]GAlaPh)NeT$iQ89S9|?4wahU ltz9 PH[$I&VX9WG%K~1{u8M:D"+HLEy 3@NR^z!rB^?RyOj;'Lof. Reportedly, he was shocked throughout the morning, and he had replaced one of the extension cords in an effort to eliminate the shocks. On the day of the incident, the victim plugged in a damaged extension cord and laid it out towards the bulkhead. Occupational Safety & Health Administration, Death Due to Lack of Ground-Fault Protection, Deaths Due to Missing or Discontinuous Path to Ground, Deaths Due to Equipment Not Used in Manner Prescribed, Deaths Due to Improper Use of Extension and Flexible Cords, Occupational Safety and Health Administration, Outreach Training Program (10- and 30-hour Cards), OSHA Training Institute Education Centers, Improper use of extension and flexible cords, Electrical Safety: Safety and Health for Electrical Trades Student Manual, ground-fault circuit interrupters (GFCI)s, assured equipment grounding conductor program (AEGCP), Electricity and Tree Care Work A Deadly Combination, Working Safely Around Downed Electrical Wires, Electrical Safety Hazards of Overloading Cable Trays, Small Business Safety and Health Handbook, Fire Fighters Exposed to Electrical Hazards During Wildland Fire Operations, Fatality Assessment and Control Evaluation (FACE) Program, NIOSH Face Reports Indexed by Industry or Cause of Fatality, Worker Deaths by Electrocution: A Summary of Surveillance Findings and Investigative Case Reports, Severe Storm and Flood Recovery Assistance. What three things must be present for a current to flow through a conductor. The source of the electricity was apparently a short in a receptacle, but examination revealed that the electrical equipment used by the contractor was in such poor condition that it was impossible to make a certain determination of the source of the short. Work performed on an electrical system within reaching distance of energized components is_____work. vpfuI)],s endobj 0000002403 00000 n Do not remove ground prongs from cord- and plug-connected equipment or extension cords. c.Power lines 0000002195 00000 n 3.Body tissue DHPP0MHLHIPPXc f2LXL"dgJ:@ ys`llr-shH,Y@Z 23J0a_TXD;X,;&0i,i&f&T8h R/ v`,l. 440!2D9482q={LPXs +( endstream endobj 129 0 obj <> endobj 130 0 obj <> endobj 131 0 obj <>/ColorSpace<>/Font<>/ProcSet[/PDF/Text/ImageB]/ExtGState<>>> endobj 132 0 obj <> endobj 133 0 obj <> endobj 134 0 obj <> endobj 135 0 obj <>stream 0000005406 00000 n What was Latoya's first mistake? 1476 0 obj <>stream The accident site was wet; also, humidity was high and the victim was sweating. The individual's perspiration-soaked clothing/body contacted bare exposed conductors on one of the cords, causing an electrocution. Which of the following injuries can occur when muscles flex or twitch from an electrical shock? 0000012360 00000 n 3. 0000022637 00000 n 1. 4.Circuit breakers, When inspecting power tools, look for: d.Add more outlets. Select the correct answer and then click DONE. Which of the following can be the result of electric shock? All of the following are essential considerations for the safe use of cords and wiring EXCEPT: Which one of these methods is not acceptable for putting out an electrical fire? B. outdoors. a.Supply power for tools or equipment on a temporary or short-term basis. d.A power tool, A GFCI is designed to: 0000024814 00000 n <> The victim used two extension cords to supply power: a home-made cord plugged into an ungrounded receptacle on the pole, and a UL-approved cord extending from the homemade cord to the saw. One hand drill was not grounded, and the other had no safety plate. The auger then fell across the other worker, the 24-year-old victim. Select the correct answer and then click DONE. 1. startxref d) All of the above. If you are touching any grounded material while using a power tool A Safety Electrical One Line Diagram should be used to _____ all sources of electrical energy. Extension cords had poor splices, no grounds, and reversed polarity. The floor is covered in water and she is barefoot. Then answer the questions below. Using modified cords or tools, e.g., removing ground prongs, face plates, insulation, etc. 0000005716 00000 n Hand-operated metal shifting ropes or cables of electric elevators. d/E \VZvl$Y#nH,EIm /\"BQ>Rkl6xZWtAgfs a.Yes, as it is a mobile engine testing station. When the energized conductor made contact with the ladder, the path to ground included the worker's body, resulting in death. d.Ground Fault Circuit Interrupter, : Another electrical hazard that can cause injury or death in the workplace is a ________ path to ground. s\A0W+ No Ground-Fault Circuit Interrupters (GFCIs): A journeyman HVAC worker was installing metal duct work using a double-insulated drill connected to a drop light cord. 0000006866 00000 n trailer <<11AC4BACEBCA4B32A885F1120BD3A307>]>> startxref 0 %%EOF 153 0 obj <>stream (b) The same reaction can also be classified as a redox reaction. Other protective measures include guarding or insulating the lines. -Voltage= a measure of electrical force. b) Staples trailer One worker, holding the deadman's switch, received a shock from a ground fault in the auger and was knocked back from the machine. a.Ground Fault Circuit Insulator 0000003413 00000 n c.Gasoline Select the correct answer and then click DONE. Get resources on specific hazards and their control, including identification, risk assessment and inspections, to keep your workplace healthy and safe. Fatal electrocution is the main risk, but burns and falls from elevations are also hazards. A. wrap tape around the damaged spot to prevent electrical shocks. 4.Organs, The presence of ________ can turn you, your equipment, or insulators like wood into conductors. a.Extension cords The presence of ______ can turn you, your equipment, or insulators like wood, into conductors. Equipment used in manner prescribed. 1.Fingernails a.Conductive objects 2.Grounding Before using the equipment, be sure that the ground wire: HWMo#7v#h>6,Z4- Which one of these methods MOST effectively protects machines, tools, and operators against damage from electrical current? 0000004793 00000 n 4.Cardiac arrest 0000001672 00000 n d.Constructive objects, Select all answers that apply to the following statement and then click DONE. The contact lasts for 5 seconds before someone is able to shut off the power. =EAn`u!d, |\~Y>ZF( dnLN\2vP6 >sSjgh2:Lmqx#a[G2{h$zW]_:@Lvr)2T:R-/ `&~O4j)>1P*M 5>F:1B.g!AR 0000004686 00000 n Select the correct answer and then click DONE. 3. HJ=S~68438IR/:VR C Y<7H*$F>ya)N1bTa+'OdzydV9QS]b{}(=q?pH,mt8{Ag ]wp?2N$AfnhBL!jV=6ho)5jA8H`Bkh{T[v\G%b|4| Eo*cF ]TBGjB[r6)WzCkQ;Bx(]*JG;&o0TV.P=s4Gs(&e~}j76,-6at$]r**-I!o66PqK.z "*D Use only cords, connection devices, and fittings that are equipped with strain relief. 4,600. De-energize and ground lines when working near them. Outlets ZR)!=w|; @uT C0? a.Your thumb. . <>>> If the electrical conductors become exposed, there is a danger of shocks, burns, or fire. Which group would be more accurate when used in an accelerating spaceship? c.falls. 2.Flooding 5. b.Shut off power within five minutes of the imbalance 0000017163 00000 n Quiz Question 1: Which of the following is not a category of electrical burns? How might this event affect the ability of animals to obtain energy to live? 0000001495 00000 n Select the choices that accurately define the common electrical term. 30 days B. 0000007741 00000 n What is the primary purpose of properly grounding equipment? *Effects are for voltages less than about 600 volts. 1452 0 obj <> endobj . 2 0 obj qnde>9!.,T2 :hw5 #OaPxkx=y7]J-yv*'H$jmVCq$ sx:R2$9SY+D!!LJ:n+.\#Hu~2VI O? Select the choices that accurately define the common electrical term. In addition to contact with power lines, the top electrical hazards include: 12 months C. 6 months D. Never Q23. OSHA will keep all identities confidential. <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> 4. Which of the following part of you body can burn if you come in contact with electricity? Any cords found not to be marked for hard or extra-hard use, or which have been modified, must be taken out of service immediately. Frames of non-electrically driven elevator cars to which electric conductors are attached. The scaffold had been constructed only 21 horizontal inches across from a 7,620-volt power line. c.Touching the motor [, Do not modify cords or use them incorrectly. OSHA 29 CFR 1910.147 . <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 792 612] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> True. Yes, because he will be using electricity near water. Does the fall qualify as an electrical accident? Using equipment outdoors that is labeled for use only in dry, indoor locations. 4.Dirt build-up, Use only approved and authorized power tools in areas where the following hazards may be present: The source of the shocks -- the saw -- was not replaced. 1.Clench Electrical hazards expose workers to the following: Burns: Three types; electrical, arc flash, or thermal contact. Question 2: Which of the following is NOT a category of electrical burns? Electricity to the auger was supplied by a series of 50-foot extension cords running to an adjacent property. As he is working on the wiring, he receives an electrical shock that knocks him backward and causes him to fall off the ladder. Muscular contraction and nerve damage occur; death likely. %PDF-1.5 Apparently, his hand contracted and he was "locked" to the saw. Effective means of controlling power line hazards include: 0000017336 00000 n 1) The _____ created the Occupational Safety and Health Administration (OSHA) to set and enforce protective workplace safety and health standards. c) Establish and enact an assured equipment grounding conductor program (AEGCP) Which of the following are conductor of electricity? 2. When you plug in a device (e.g., a power tool), the electricity takes the easiest path from the plug-in, to the tool, and back to the power source. Select the correct answer and then click DONE. b.Metal Co-workers provided CPR, but were unable to revive the victim. A co-worker disconnected the power cord to the saw, too late to save the victim. Noise, : ________ or heavy perspiration can cause electricity to take an unintended path. Question 4: When a worker receives an electric shock, first aid must start within ___________ minutes. Select the correct answer and then click DONE. Some of the causes of these are live wire s that may be lying around, overloaded circuits, explosions that are caused by flammable objects, etc. Explosion Burns. Contact utilities for buried power line locations. Is split 2.Complete b. a.A small current You discover the electrical cord on a drill has been damaged and some of the cord's insulation is missing. Does the fall qualify as an electrical accident? (a) Describe the reaction between the hydride ion and water in terms of a Bronsted acid-base reaction. Quiz Question 6: Which of these is not a type of Ground Fault Circuit Adapter? Electrocution. )KL3C?e%Y92$,]^)kmR/!8\ JF N'bT\U1+tc+&:'ZuGi!UeUrE [?CrU.&|#@Ed,=2UF]r/n/{v-;v>%/~;[*AxBU,-#!uyFGR,Wv[ cOzObnZfI4ob:pf "~ .iBE@mOs:Os5U9cnU` Vd"F'4Bm?>}hyRQyrX0U026h7#L'. 2.Something to transport the electrical current -- A conductor. 1.Flammable liquids She finds several available in the shop. 3. 0000001116 00000 n 0000420277 00000 n 3. This is action is also known as creating or completing an electrical circuit. 1. 0000007427 00000 n 0000004946 00000 n Electricity must follow an uninterrupted loop from the power source to the equipment and back to the power source or ________. Quiz Question 5: A/an ___________ is a unit of measurement for electrical resistance. Short Confined spaces Machinery-related hazards (lockout/tagout, boiler safety, forklifts, etc.) Electric current cannot exist without an unbroken path to and from the conductor. 3.Loss of eyesight Be sure equipment that has been shop fabricated or altered is in compliance. What is the most common, non-fatal, electrical shock-related injury? As he began to pull away, the crew supervisor yelled to him, asking if the crew could use his water hose to wash out their cement bucket suspended from the crane. It is important to note that NFPA 70E is a . 0000419562 00000 n b+t6W' te+.W_{8u7Dt@1c. True. There were no eyewitnesses to the accident, but evidence suggests that while the victim was handling the damaged and energized extension cord, he provided a "path to ground" and was electrocuted. Using a dry wood ladder when the possibility exists for contact with electricity. 0000002386 00000 n a.Standing in water 0000420564 00000 n ( Question 1: Employers must ensure that every electric utilization system and all utilization equipment installed, majorly modified, or replaced after March 15, 1972, complies with the standards for electricity set by the National Fire Protection Association, which have been adopted by OSHA. 3.Clear 2.Loose screws endobj Fire 4 0 obj Is not broken, Question Text: Electrical tools should be grounded with a(n)________. 0000004921 00000 n a.Shut off power within a fraction of a second 0000004274 00000 n a.311 Gloves used for electrical work must be inspected and tested prior to use, and be certified every: A. Additional minimum clearance distance is required for power lines carrying over ________. Question 3: If following lock out/tag out procedures, what step should be taken BEFORE you shut down the equipment? 0000010155 00000 n b.10 feet s\A0W+GA?~G?nnnnnnnnnnnn>>{Wrbrbrbrb sbZef'N(:QvD":1vbo7o7o7W*_bTs6ivyU,;dFW` { endstream endobj 191 0 obj [/ICCBased 211 0 R] endobj 192 0 obj <> endobj 193 0 obj <> endobj 194 0 obj <> endobj 195 0 obj <> endobj 196 0 obj <>stream [29 CFR 1926.416(a)(1)]. To verify an electrically safe work condition, all these conditions should be confirmed EXCEPT: Effective training of employees includes all of the following EXCEPT: How to operate power tools in wet conditions. 3.When you are using portable power tools D. near other electrical equipment. Both could have prevented the accident from occuring. |tYny@YE>LkNj4-czZf"Usw>j\sv3fn},>},KeA s Which of the following factors determine how severe an electrical injury might be? D. Communicate the hazard to the crew and subs, use signs and bar E. Both C and D Q22. 0000002479 00000 n c. Match the color of the tool to the color of the extension cord. The victim was totally deaf in one ear and suffered diminished hearing in the other. d.Metal, Over half of all deaths caused by electricity result from contact with ________. %%EOF 1. In 2017, there were over ______________ electrical related violations cited by OSHA in the workplace. Suppose a volcano threw so much ash into the air that it blocked much of the sunlight. 0000003603 00000 n %PDF-1.4 % The victim was part of a crew that was constructing a concrete wall. 1.When you are using electricity near water When current travels through your body - Definition of electric shock, Choose the primary cause of an electric shock, Electric shock is caused when current travels through the body, the exits the ground. 4. 1452 25 Study with Quizlet and memorize flashcards containing terms like Among all of the safety measures that can and should be used to prevent electrical shock, which one is the most essential?, According to NFPA 70E, job briefings must be held for those employees that will be working on or near live parts operating at ______ or more., When does electricity become hazardous to humans? Best practices with power lines include: 3.No, because he will not be touching any grounded material when using the tool. After the wall was poured, one driver cleaned the loading chute of his cement truck with a water hose mounted on the truck. OSHA Safety and Health Topics Page. An 18-year-old worker at a construction site was electrocuted when he touched a light fixture while descending from a scaffold for his afternoon break. Short In Power Saw/Ungrounded Temporary Power Supply: On July 10, 1986, a 22-year-old carpenter was working at the construction site of large apartment complex, using a portable electric saw to construct the wooden framework of a laundry building. a.Yes, because the electrical shock caused the fall. 3 OSHA requires the testing of a volt meter after a voltage test on voltage above_____. View Answer Answer: 600v 4 . Damaged Extension Cord Leaves Arc Welder Ungrounded: A 29-year-old welder attempted to connect a portable arc welder to an electrical outlet using an extension cord. c. Extend the reach of the power tool. % 0000003640 00000 n d. Power outlets, ________ are anything that can transmit electrical current. Quiz Question 10: Ground-fault circuit interrupters must be used for all of the following except? 0000005520 00000 n 0000010603 00000 n The first worker knocked the auger off the victim, but saw that the electric cord was wrapped around the victim's thigh. Continually audit cords on-site. Stay at least 10 feet away from overhead power lines. Used across walkways. 0000000016 00000 n Ground metal parts of the following non-electrical equipment, as specified by the OSHA standard [, Frames and tracks of electrically operated. -Conductor= permits the free flow of electricity. Use only extension cords that are 3-wire type. _.9u'2G_0 Ue]e"x5|Y SECTION #4 | Participant Guide 2 Electrical Safety mELECTRICAL SAFETYm mACTIVITY 1 - GROUNDINGm In your small group, read fact sheets A and B, and the following scenario. The victim collapsed into the lake and sank 4-1/2 feet to the bottom. 1.Pain Look for overhead power lines and buried power line indicators. 0000005632 00000 n The router's 3-wire power cord was spliced to a 2-wire cord and plug set which was not rated for hard service. Provides information about the hazards that electrical workers may experience as a part of their jobs. Electricity to operate portable power tools was supplied by a temporary service pole 50 feet away. A 29-year-old worker was electrocuted when he pushed a crane cable into a 7,200-volt power line. b.Ground Fault Critical Interrupter Question 3: A/an ____________ is a unit of measurement for electrical resistance. Using the wrong light bulb wattage; Overloading power strips and outlets; Unprotected electrical outlets; Poor wiring; Defective electrical wires :$#k9BPnZ{Qqe/reKy,'ZlB# What is the output of the program in Exercise 17, if first = 26 and second = 8? Metal partitions, grill work, and similar metal enclosures around equipment of over 1kV between conductors. 5>vB35Plm$\4{U[lU`t~.vJGmFO^@+ cGPzNY*oS(m%q{Agp Arc Flash. 1.A source of electrical current to flow. Most of the hydrides of Group 1A and Group 2A metals are ionic. 0000108653 00000 n xYmo -ER/&@[D,_! Death is probable. 0000006893 00000 n Is not painted over This may damage your equipment and cause employee injuries. Call ________ prior to digging to be connected with your local One Call Center to have all underground lines located by the utility company. As the victim climbed down a makeshift ladder, he shifted the saw from his right hand to his left, and was shocked. c.15 feet Dust SCENARIO: You encounter a co-worker on a residential remodeling job. B. 2 0 obj 4. 0000021516 00000 n Improper Use of Extension and Flexible Cords. Potential hazards of electricity are preventable if you: Electricity must always travel in a(n) ________, ________ circuit. Should Ajay use a GFCI? The ________ keeps the electricity on its intended path through the conductor. (C) Hot sticks. Frequently inspect electrical systems to insure that the path to ground is continuous. 1.Missing or broken path to ground. 0000001861 00000 n The light fixture, which served as a ground, was known to be faulty for at least 5 months before the incident. 3.Something that causes current to flow through the . b.Yes, as it would be too expensive to install more permanent wiring and receptacles. Even when the power system is properly grounded, electrical equipment can instantly change from safe to hazardous because of extreme conditions and rough treatment.

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