1.Is faulty Computers d/E \VZvl$Y#nH,EIm /\"BQ>Rkl6xZWtAgfs Use only cords, connection devices, and fittings that are equipped with strain relief. 0000068035 00000 n 3 0 obj 0000002386 00000 n True. -Conductor= permits the free flow of electricity. Electrical Safety Multiple Choice Questions(MCQs) & Answers - gkseries 0000420277 00000 n Select the choices that accurately define the common electrical term. Introduction To Osha Quiz Answers1) Which of the following activities 0000005716 00000 n Apply a warning tag to any defective tool and do not use it until the problem has been corrected. Out of several possible scenarios, the most likely was contact between the exposed wires of an extension cord and a screw that protruded from the receptacle, which had its face plate removed. 0000028595 00000 n PDF Name: Date: Test Electrical Safety Quiz SELECT THE BEST ANSWER. 0000003771 00000 n Frames of non-electrically driven elevator cars to which electric conductors are attached. 0000002876 00000 n 4. b.10 feet 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. 1. OSHA 10 General Industry Topic Exams Answer Key TOPIC EXAM 1: INTRO TO OSHA 1. Electricity for power tools was supplied from an exterior 120-volt, grounded AC receptacle located at the back of the residence. When does electricity become hazardous to humans? a. Gaseous matter c.Power lines Equipment used in manner prescribed. B 208v. b.A fast-acting switch monitoring current flow Dirk, a 28-year-old mechanic, is performing maintenance on a piece of equipment when he is shocked. 0000002733 00000 n Isolating, Power lines may be located underground. A fault occurred, and with no grounding and no GFCI protection, the worker was electrocuted. Use non-conductive wood or fiberglass ladders when working near power lines. True. startxref OSHA 29 CFR 1910, Subpart P . 0000002403 00000 n Select the correct answer and then click DONE. Electrical hazards are life threatening incidents that could happen due to electricity. Select the correct answer and then click DONE. 1. 3. Post warning signs. 1.Clench Select the correct answer and then click DONE. What are the 4 main type of hazards? [Ultimate Guide!] 1. After the wall was poured, one driver cleaned the loading chute of his cement truck with a water hose mounted on the truck. trailer Using tools and equipment that can contact power lines increases the risk. Unless you know otherwise, assume that overhead lines are energized. :$#k9BPnZ{Qqe/reKy,'ZlB# 1 0 obj c.The outlet. OSHA will keep all identities confidential. 0000001731 00000 n Identify the oxidizing and reducing agents. )KL3C?e%Y92$,]^)kmR/!8\ JF N'bT\U1+tc+&:'ZuGi!UeUrE [?CrU.&|#@Ed,=2UF]r/n/{v-;v>%/~;[*AxBU,-#!uyFGR,Wv[ cOzObnZfI4ob:pf "~ .iBE@mOs:Os5U9cnU` Vd"F'4Bm?>}hyRQyrX0U026h7#L'. The floor is covered in water and she is barefoot. You discover the electrical cord on a drill has been damaged and some of the cord's insulation is missing. One worker, holding the deadman's switch, received a shock from a ground fault in the auger and was knocked back from the machine. Additional minimum clearance distance is required for power lines carrying over ________. When he grasped the handle of the bucket to pull it down, the crane cable came into contact with the overhead line. Frequently inspect electrical systems to insure that the path to ground is continuous. When selecting the right extension cord, a good rule of thumb is to match the thickness of the extension cord to the thickness of: <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 792 612] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> 0000005632 00000 n uVNSF!UTRQ91uR,6@hCH}]GAlaPh)NeT$iQ89S9|?4wahU ltz9 PH[$I&VX9WG%K~1{u8M:D"+HLEy 3@NR^z!rB^?RyOj;'Lof. D 600v. The scaffold had been constructed only 21 horizontal inches across from a 7,620-volt power line. c. No, because the electricity is needed on a long-term basis. 3.Body tissue 0000013716 00000 n Electrical Hazards Electrical hazards can be found in nearly every roofing work site. !DP#vr-\DM<6V-2'I5l6)Z@^m=}c3-aUOo6rr V-Y3d6HABmjD $TQCvK*eg&|Y596#H\ 1.Missing or broken path to ground. Since the outlet at the adjacent property had no socket for a ground prong, the extension cords were plugged into the outlet using an adapter, but the ground wire of the adapter was not grounded. c.15 feet 4.Combustible dust, Fundamentals of Engineering Economic Analysis, David Besanko, Mark Shanley, Scott Schaefer. C 277v. 3. 12 months C. 6 months D. Never Q23. Ground metal parts of the following non-electrical equipment, as specified by the OSHA standard [, Frames and tracks of electrically operated. What is the primary purpose of properly grounding equipment? Which of the following are conductor of electricity? 0000001896 00000 n When it completes a circuit through the body. You need to evaluate the situation you are in and assess your . OSHA requires the testing of a volt meter after a voltage test on voltage above_____. Which of the following are insulators of electricity? No GFCI's were used. 0000005734 00000 n 0000055319 00000 n A 56-year-old construction laborer was removing forms from a concrete wall poured several days earlier. Co-workers provided CPR, but were unable to revive the victim. Select the correct answer and then click DONE. The ________ keeps the electricity on its intended path through the conductor. 0000002479 00000 n 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? In which of the following workplace situations are you at risk for coming into contact with live electrical . The modification of the plug was not an intended use or prescribed by the manufacturer. (a) Describe the reaction between the hydride ion and water in terms of a Bronsted acid-base reaction. 1) The _____ created the Occupational Safety and Health Administration (OSHA) to set and enforce protective workplace safety and health standards. b. d.Constructive objects, Select all answers that apply to the following statement and then click DONE. which of the following are electrical hazards osha quizlet BIOLOGICAL HAZARDS: term effects) and strain (longAssociated with working with animals, people, or infectious plant materials. D. near other electrical equipment. he most common shock-related injuries are: Continually audit cords on-site. Select the correct answer and then click DONE. To be safe, you must think about your job and plan for hazards. Which of the following factors determine how severe an electrical injury might be? Extension cords are used to: <>>> 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. 0000003254 00000 n [Flexible Cords and Power Tools] If there is no ground-fault protection, these can cause a ground-fault that sends current through the worker's body, resulting in electrical burns, explosions, fire, or death. Engineers, electricians, and other professionals work with electricity directly, including working on overhead lines, cable harnesses, and circuit assemblies. Latoya is using a mixing motor to mix pool chemicals in a plastic drum. The presence of ______ can turn you, your equipment, or insulators like wood, into conductors. The factors that determine the severity of an electrical injury include: OSHA 10 General Industry Test Answer Key WALKING. Select the correct answer and then click DONE. c. Extend the reach of the power tool. -If current passes through the body near the heart or brain. 0000004686 00000 n 2.Loss of muscle control eTool : Construction - Electrical Incidents | Occupational Safety and (See NFPA 70E-2021 Article 130 and OSHA subpart S part . 2.Grease A laborer carried a piece of wire reinforcement (10 feet long by 8 inches wide) along the top section of the scaffold and contacted the power line with it. 10,000 milliamps (10 amps) Cardiac arrest and severe burns occur. 1. Best Practices with Power Lines Quiz OSHA 30 - Best Check your employee's electrical safety knowledge through an electrical safety quiz. Carly needs to use an extension cord with her corded nail gun. 0000108653 00000 n It's okay to use extension cords with worn insulation, as . 0000007427 00000 n Ground metal parts of the following non-electrical equipment, as specified by the OSHA standard [29 CFR 1926.404(f)(7)(v)]: Frames and tracks of electrically operated cranes. He plans to use it over a period of at least six months. List the four main types of electrical injuries, Using the illustration, select the answer that matches the picture, Identify the illustration by selecting the appropriate answer. 4.On equipment that must run unattended for long periods of time, Manufacturing equipment may be grounded using a wire connected to a rod driven into the earth. Question 2: Which of the following is NOT a category of electrical burns? PDF C. b.Ground Fault Critical Interrupter Using equipment outdoors that is labeled for use only in dry, indoor locations. Suppose a volcano threw so much ash into the air that it blocked much of the sunlight. Using modified cords or tools, e.g., removing ground prongs, face plates, insulation, etc. He may have dropped the extension cord at the site and not heard the connector break. 2. a.Shut off power within a fraction of a second d.Alert workers of any water in the area, GFCI is an acronym for: Question 2: It's okay to use extension cords with worn insulation, as long as you are careful about it. vpfuI)],s Stay at least 10 feet away from overhead power lines. SCENARIO: You encounter a co-worker on a residential remodeling job. Switch %PDF-1.5 0000009628 00000 n PDF ODULE 1 INTRODUCTION TO E SAFETY - Occupational Safety and Health b.Yes, as it would be too expensive to install more permanent wiring and receptacles. d. Not checking to make sure that the motor was properly grounded, If the circuit does not turn off when testing the GFCI, the GFCI: One handle has a deadman's switch. Using a dry wood ladder when the possibility exists for contact with electricity. Muscular contraction and nerve damage occur; death likely. Electrical Contractors Industry. Electrical safety requirements necessary for the practical safeguarding of employees in the workplace. 0000420887 00000 n 0000022637 00000 n 0000024814 00000 n 1.Missing 0 1.Damaged cover or insulation OSHA 10 - Exit Routes, Emergency Action Plans, The Analysis and Design of Linear Circuits, Albert J. Rosa, Gregory J. Toussaint, Roland E. Thomas. If a defective power tool gives you an electric shock, how might your muscles react? hb``b``=p0X8n0lY0L#rK[V26h* @0H!XDl+!&FfUfo`h6l 1. Provide a safe path to earth ground for electricity. Should Ajay use a GFCI? OSHA: How Electricity Works Flashcards | Quizlet 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 . A 20-year-old bricklayer standing on the work platform in contact with the main scaffold was electrocuted. Other protective measures include guarding or insulating the lines. OSHA Pros, LLC is an authorized provider of 360 Training, an OSHA-Accepted Provider, offering training and certification courses for NFPA 70E-Standard, and Flexible Cord Not 3-Wire, Hard Service Variety: A worker received a fatal shock when he was cutting drywall with a metal casing router. 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. 0000004965 00000 n (3,2,1), (5,4,3). Quiz: Electrical Hazards. Which of the following injuries can occur when muscles flex or twitch from an electrical shock? RZyd Be sure equipment that has been shop fabricated or altered is in compliance. OSHA: Air Monitoring & Medical Surveillance, WebQuest: Biomes, Ecosystems and Habitats. ZR)!=w|; @uT C0? The insulation on the extension cord was cut through and exposed bare, energized conductors which made contact with the ladder. Use the terms (freezing, gas, liquid, physical changes, solubility, solution, temperature, volume) to complete the sentence. Determine duration, frequency, degree of exposure to hazards and physical stress. If the electrical conductors become exposed, there is a danger of shocks, burns, or fire. Safe operation of hand and portable powered tools and other hand-held equipment. NFPA 70E defines those special circumstances and sets rigid electrical safety limits on voltage exposures, work zone boundary requirements and necessary personal protective equipment (PPE). a. Freeze Overview. %PDF-1.4 % b.Rod 2.Complete 2. 2.Yes, because he is using a portable power tool. 1. b.burns. Select the correct answer and then click DONE. Electrical Safety Standards in the Workplace - NFPA 70E - Grainger KnowHow 0000000016 00000 n 2.Loose bolts xb```VVF A10p,``Pp`hhdpn``r`L:[ I,aZ4Knj21 `ny; Ge7t@OrMx)"cx&e:[~J%aUJ\*t Electrical hazards expose workers to the following: Burns: Three types; electrical, arc flash, or thermal contact. endobj Short Confined spaces Machinery-related hazards (lockout/tagout, boiler safety, forklifts, etc.) Wearing a baseball cap 2.Using extension cords or electrical tools properly. %PDF-1.5 3.Loss of eyesight Match the length from job to outlet. 0000056642 00000 n gYpV:+ h|UnH}+i-. 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. 182 0 obj <> endobj xref 182 41 0000000016 00000 n Electric current cannot exist without an unbroken path to and from the conductor. Electrical current travels through insulated ________. Use only extension cords that are marked with a designation code for hard or extra-hard usage. This is action is also known as creating or completing an electrical circuit. 2.Using an aluminum ladder when the possibility exists for contact with electricity. Use tools and equipment according to the instructions included in their listing, labeling or certification. A measure of the energy of motion of the particles in a substance is its _____. 0000108920 00000 n 5 feet 0000004444 00000 n 0000010155 00000 n 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. =EAn`u!d, |\~Y>ZF( dnLN\2vP6 >sSjgh2:Lmqx#a[G2{h$zW]_:@Lvr)2T:R-/ `&~O4j)>1P*M 5>F:1B.g!AR <> c) Age The victim was part of a crew that was constructing a concrete wall. A. indoors. Provides information about the hazards that electrical workers may experience as a part of their jobs. View Answer Answer: 600v 4 . Quiz Question 6: Which of these is not a type of Ground Fault Circuit Adapter? Electricity will form a "path" or "loop". When current travels through your body - Definition of electric shock. A co-worker disconnected the power cord to the saw, too late to save the victim. 0000421627 00000 n Any cords found not to be marked for hard or extra-hard use, or which have been modified, must be taken out of service immediately. 0000005050 00000 n Improper Use of Extension and Flexible Cords. c) Establish and enact an assured equipment grounding conductor program (AEGCP) b.811 3.Maintaining a safe distance of at least 10 feet from all overhead power lines. electrical safety part 1 Flashcards | Quizlet -Grounding= a conductive connection to the earth which acts as a protective measure. c.Three-prong plug Cardiac arrest or death - A result of electrical shock. 3.When you are using portable power tools [Power Tools]. b.Yes, because Bob was on . 1,[-c|"&u[Fu>wjte8j:xRk )"m_!6awT J,byp?fRBf?p|b3/Um\7"|+@5vvWAa5J^y*q,l b)Ftt4 :4,-J`! 0000004946 00000 n To avoid injury or death, you must understand and recognize hazards. 3. 2.Is working properly Which of the following part of you body can burn if you come in contact with electricity? <> 5>vB35Plm$\4{U[lU`t~.vJGmFO^@+ cGPzNY*oS(m%q{Agp Question 3: Employers are not required to enforce lock out/tag out practices in the workplaces. 4.No, because he does not need to use an extension cord. CCOHS: Electrical Safety - Basic Information D. Have an ANSI sticker and an expiration date. Power was supplied through two extension cords from a nearby residence. x=k6S *ywvkDyb_w rg&@Q5/^4O_~w/]7[xqs7Zt?LK-,>W\W`Mb?n8\.vpOJA7~5R%.oJd|Bbv7biQH%^~C=m3_ov{8] }C.Se={o7H[w@/^j BgXRC/O/eiLHiN\4~7x=^J@|]zu"x]lQ-+.xF=oY +B?jSl|(agF_].+UH\!/;AU .cG!h@42 iqnkZtdc#^)AX96(wFZ,RP{[\j\aJgc) diV;BNzZge(}=0Pj Qp@"]yOnNw89 d.Adapter, What is a GFCI? 0000422244 00000 n 3.Needs to be reset Becoming part of the circuit exposes you to ________, the most dangerous electrical hazard. hbb``b``3N0  endstream endobj 183 0 obj <>/Metadata 28 0 R/Names 184 0 R/Outlines 23 0 R/Pages 27 0 R/StructTreeRoot 30 0 R/Type/Catalog/ViewerPreferences<>>> endobj 184 0 obj <> endobj 185 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/Properties<>>>/Rotate 0/StructParents 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 186 0 obj <> endobj 187 0 obj <> endobj 188 0 obj <>stream What type of burns are the result of current flowing through and exiting the body?