b.Yes, as it would be too expensive to install more permanent wiring and receptacles. Quiz Question 7: Which is not an insulator? 1. A co-worker disconnected the power cord to the saw, too late to save the victim. Which of the following are insulators of electricity? Supply power for tools or equipment on a long-term basis. 1.Cuts a) Door or window edges 2.Loose screws hb``b``=p0X8n0lY0L#rK[V26h* @0H!XDl+!&FfUfo`h6l vpfuI)],s 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? These short objective type questions with answers are very important for competitive exams as well as Board exams. Select the correct answer and then click DONE. 0000013716 00000 n He plans to use it over a period of at least six months. In 2017, there were over ______________ electrical related violations cited by OSHA in the workplace. 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. :$#k9BPnZ{Qqe/reKy,'ZlB# a) Ensure overhead power line safety b.The tool's power cord. Bob is asked to repair some overhead wiring, requiring the use a ladder. 1.Pain OSHA 10 - Exit Routes, Emergency Action Plans, The Analysis and Design of Linear Circuits, Albert J. Rosa, Gregory J. Toussaint, Roland E. Thomas. 1. 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). b. Should he use an extension cord to power it? a.311 Electrical Hazards Electrical hazards can be found in nearly every roofing work site. Select the correct answer and then click DONE. 1.Extension cords 0000007464 00000 n The driver stopped the truck under the power line, and the victim, not realizing that the truck had moved, swung the boom to position the bucket behind the truck. gYpV:+ (C) Hot sticks. Is not broken, Question Text: Electrical tools should be grounded with a(n)________. 4. -Grounding= a conductive connection to the earth which acts as a protective measure. 2 0 obj Using a dry wood ladder when the possibility exists for contact with electricity. 0000011060 00000 n PDF OSHA Safety - Electrical Safety - Red Vector *Effects are for voltages less than about 600 volts. 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 The \rule{1cm}{1pt} artery carries deoxygenated blood from the heart to the lungs. Lx*jWP# /c2)|]NXqAx>=~'[ OSHA Pros, LLC is an authorized provider of 360 Training, an OSHA-Accepted Provider, offering training and certification courses for NFPA 70E-Standard, and c. Match the color of the tool to the color of the extension cord. Electrical Safety Standards in the Workplace - NFPA 70E - Grainger KnowHow PDF SAFETY HAZARDS: These are the most PHYSICAL HAZARDS: CHEMICAL HAZARDS Flexible Cord Not 3-Wire, Hard Service Variety: A worker received a fatal shock when he was cutting drywall with a metal casing router. (a) Describe the reaction between the hydride ion and water in terms of a Bronsted acid-base reaction. Does the fall qualify as an electrical accident? <>>> When the energized conductor made contact with the ladder, the path to ground included the worker's body, resulting in death. B 208v. OSHA 30 - Quiz 3 - Electrocution Hazards Flashcards | Quizlet 3. Continually audit cords on-site. a.Supply power for tools or equipment on a temporary or short-term basis. d. No, because an extension cord would not provide enough power. What three things must be present for a current to flow through a conductor. BIOLOGICAL HAZARDS: term effects) and strain (longAssociated with working with animals, people, or infectious plant materials. 0000420887 00000 n Metal partitions, grill work, and similar metal enclosures around equipment of over 1kV between conductors. Ground all power supply systems, electrical circuits, and electrical equipment. Engineers, electricians, and other professionals work with electricity directly, including working on overhead lines, cable harnesses, and circuit assemblies. (3,2,1), (5,4,3). How will she choose the correct cord? View Answer Answer: 600v 4 . b.30,000 volts 4. OSHA 30 Module 6: Personal Protective Equipme, OSHA 30 - Module 16: Recordkeeping & Reporting, OSHA 30 - Module 18: Safety and Health Progra, OSHA 30 - Module 11: Welding, Cutting and Bra, CRJ 200 Limitations (Official-ish) - MODDED (, SERE 100.2 Level A SERE (J3TA-US1329) (Civili, Fundamentals of Engineering Economic Analysis, David Besanko, Mark Shanley, Scott Schaefer, E. Russell Johnston, Ferdinand Beer, Phillip Cornwell. (E) a, b, and c. 2. Select the correct answer and then click DONE. Using cords or tools with worn insulation or exposed wires. 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. stream Hazards are created when cords, cord connectors, receptacles, and cord- and plug connected equipment are improperly used and maintained. Extension cords are used to: Improper Use of Extension and Flexible Cords. uVNSF!UTRQ91uR,6@hCH}]GAlaPh)NeT$iQ89S9|?4wahU ltz9 PH[$I&VX9WG%K~1{u8M:D"+HLEy 3@NR^z!rB^?RyOj;'Lof. Use only extension cords that are marked with a designation code for hard or extra-hard usage. The ground wire was not attached on the male end of the cord's plug. which of the following are electrical hazards osha quizlet Fire 0000003254 00000 n 0000005050 00000 n Draw a line from the item on the left that corresponds to the match on the right. 1,[-c|"&u[Fu>wjte8j:xRk )"m_!6awT J,byp?fRBf?p|b3/Um\7"|+@5vvWAa5J^y*q,l b)Ftt4 :4,-J`! Ground metal parts of the following non-electrical equipment, as specified by the OSHA standard [, Frames and tracks of electrically operated. Both could have prevented the accident from occuring. OSHA: Air Monitoring & Medical Surveillance, WebQuest: Biomes, Ecosystems and Habitats. <> Question 1: Which of the following is a danger of electricity? Ground all exposed metal parts of equipment. One handle has a deadman's switch. Equipment used in manner prescribed. Explain the process that prevents the poles from steadily cooling off and the tropics from heating up over time. xref Cardiac arrest or death - A result of electrical shock. <> B. outdoors. It's okay to use extension cords with worn insulation, as . The contact lasts for 5 seconds before someone is able to shut off the power. hazard or that their employer is not following OSHA's rules. 1.When you are using electricity near water Use the terms (freezing, gas, liquid, physical changes, solubility, solution, temperature, volume) to complete the sentence. =EAn`u!d, |\~Y>ZF( dnLN\2vP6 >sSjgh2:Lmqx#a[G2{h$zW]_:@Lvr)2T:R-/ `&~O4j)>1P*M 5>F:1B.g!AR b.A fast-acting switch monitoring current flow endobj Using equipment outdoors that is labeled for use only in dry, indoor locations. 0000110659 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: -Rubber. %PDF-1.5 0000003640 00000 n OSHA 29 CFR 1910.147 . b.Shut off power within five minutes of the imbalance a.related to muscle damage. endobj 0000000016 00000 n The light fixture, which served as a ground, was known to be faulty for at least 5 months before the incident. Looking for NFPA 70E Certification? 1. 1 0 obj Question 2: It's okay to use extension cords with worn insulation, as long as you are careful about it. 2.Loss of muscle control and more. %PDF-1.4 % Select the correct answer and then click DONE. Use only cords, connection devices, and fittings that are equipped with strain relief. % 1. As she is adding in the chemicals, her hand touches the motor and it becomes energized. Does the fall qualify as an electrical accident? Using multi-receptacle boxes designed to be. 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. 1. A Safety Electrical One Line Diagram should be used to _____ all sources of electrical energy. c. Inductive objects c.Gasoline 3.Loose nuts OSHA Safety and Health Topics Page. When inspecting extension cords, look for: What was Latoya's first mistake? If a worker has been retaliated against for using their rights, they She has an older drill with a steel housing and a 3-prong plug. The laborer, who was wearing leather gloves, received an electric shock and dropped the wire reinforcement, which fell across the power line and simultaneously contacted the metal rail of the scaffold, energizing the entire scaffold. Question 4: When a worker receives an electric shock, first aid must start within ___________ minutes. 4.Flex x_HSqnwmky54YLzeStJi# TZObFT*.#BQF/Q While attempting to unplug the compressor from the extension cord, the employee was fatally shocked. (See NFPA 70E-2021 Article 130 and OSHA subpart S part 1910.333 (a) (1)- (2) and (c) for complete details.) 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. a.A small current 182 0 obj <> endobj xref 182 41 0000000016 00000 n Question 3: Employers are not required to enforce lock out/tag out practices in the workplaces. trailer <<11AC4BACEBCA4B32A885F1120BD3A307>]>> startxref 0 %%EOF 153 0 obj <>stream Should Ajay use a GFCI? Quiz Question 2: Which is acceptable when using powdered tools? 1.The humidity of the environment Which group would be more accurate when used in an accelerating spaceship? 0000001116 00000 n d. Match the outlet prongs to the extension cord. What do tripped circuit breakers and blown fuses indicate? 5>vB35Plm$\4{U[lU`t~.vJGmFO^@+ cGPzNY*oS(m%q{Agp Noise, : ________ or heavy perspiration can cause electricity to take an unintended path. d) All of the above. OSHA: How Electricity Works Flashcards | Quizlet 0000004793 00000 n Lockout/tagout procedures. True. 10,000 milliamps (10 amps) Cardiac arrest and severe burns occur. 3.Clear %PDF-1.4 % xYmo -ER/&@[D,_! b.Match the thickness of the extension cord to the thickness of the nail gun's power cord. 1.Missing OSHA: Air Monitoring & Medical Surveillance, 5 ANO - RETOMANDO ARTIGO, SUBSTANTIVO E ADJE. The plug of the compressor and an extension cord had been modified to fit a wall outlet for a common household clothes dryer (220 V). he most common shock-related injuries are: Regarding hand protection employers should: A. %PDF-1.5 4.Damaged cover or insulation, When using electric-powered hand tools, do not overload: 30 days B. |tYny@YE>LkNj4-czZf"Usw>j\sv3fn},>},KeA s Which one of these methods MOST effectively protects machines, tools, and operators against damage from electrical current? 0000003603 00000 n 4.Cardiac arrest Question 3: A/an ____________ is a unit of measurement for electrical resistance. Which of the following are insulators of electricity? Select the correct answer and then click DONE. Reportedly, he was shocked throughout the morning, and he had replaced one of the extension cords in an effort to eliminate the shocks. 3.Needs to be reset Question 1: Each year, approximately __________ workers suffer from electricity related injuries. @*@;z}IAH@3MsgU1Dnf@agLahpCn@&b|-^;b0k*!3VYy,jy%( Z%|\Jg"dRp-Wbz3QJS%k9p_WtZ Overhead and buried power lines at your site are especially hazardous because they carry extremely high voltage. An employee was texturing a wall using an air compressor. 0000006893 00000 n H. c.falls. 0000005734 00000 n 3 OSHA requires the testing of a volt meter after a voltage test on voltage above_____. 2. Select the correct answer and then click DONE. using a 30-amp breaker in a system with 15- or 20-amp receptacles. 3.Loss of eyesight The victim was totally deaf in one ear and suffered diminished hearing in the other. (b) The same reaction can also be classified as a redox reaction. Electricity becomes hazardous when it takes an unintended path to complete the ________. Switch This is action is also known as creating or completing an electrical circuit. D. Communicate the hazard to the crew and subs, use signs and bar E. Both C and D Q22. 0000004884 00000 n Take any defective equipment out of service. The individual's perspiration-soaked clothing/body contacted bare exposed conductors on one of the cords, causing an electrocution. 2.The person's physical condition The NEC C. Suggestions Follow manufacturers' recommended testing procedure to insure GFCI is working correctly. OSHA-10: Avoiding Electrocution Hazards Flashcards | Quizlet 0000005716 00000 n One worker, holding the deadman's switch, received a shock from a ground fault in the auger and was knocked back from the machine. 0000007694 00000 n a. Remove from service any equipment with frayed cords, missing ground prongs, cracked tool casings, etc. What are the 4 main type of hazards? [Ultimate Guide!] Freeze An OSHA inspection revealed that the tool's original power cord had been replaced with a flat cord, which was not designated for hard service, and that strain relief was not provided at the point where the cord entered the tool. 0000007427 00000 n Explosion stream 1) The _____ created the Occupational Safety and Health Administration (OSHA) to set and enforce protective workplace safety and health standards. 128 0 obj <> endobj xref 128 26 0000000016 00000 n Frames of non-electrically driven elevator cars to which electric conductors are attached. Arc Flash. V1?`T`P``ya W3 |"H36K1A@, rO(V[|NAT30 qI? endstream endobj 221 0 obj <>/Filter/FlateDecode/Index[30 152]/Length 27/Size 182/Type/XRef/W[1 1 1]>>stream a.Conductive objects If you are touching any grounded material while using a power tool Electrical Safety Assessment Quiz Answers | ISHN Both the operator and the victim failed to notice that the boom had contacted a 2,400-volt overhead power line. Is split 2. 1.Is faulty OSHA 30 - Module 12: Electrical Safety Flashcards | Quizlet [Flexible Cords] Cords that are not 3-wire type, not designed for hard-usage, or that have been modified, increase your risk of contacting electrical current. 4.Circuit breakers, When inspecting power tools, look for: Get resources on specific hazards and their control, including identification, risk assessment and inspections, to keep your workplace healthy and safe. 2.Using an aluminum ladder when the possibility exists for contact with electricity. 4.Broken. PDF Electrical Hazards - Occupational Safety and Health Administration -Current= the movement of electrical charge. View Best Practices with Power Lines Quiz OSHA 30.docx from OSHA 30 at Columbia Southern University. OSHA 10 - Electrical Flashcards | Quizlet A fan connected to a 120-volt electrical system via an extension cord provided ventilation for a worker performing a chipping operation from an aluminum stepladder. 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 Electrocution. 3.Tears In which of the following workplace situations are you at risk for coming into contact with live electrical . d. 411, You are working with a 10-foot section of a conductive pipe near power lines. Co-workers provided CPR, but were unable to revive the victim. Explain the purpose and use of the MyPlate symbol. 0000028595 00000 n Match the length from job to outlet. Best Practices with Power Lines Quiz OSHA 30 - Best <<7628BB2D46738F42B2FC6393656F4718>]>> a. Adapter For 3-Prong Cord Not Grounded To Outlet: On May 27, 1986, two workers were using a 110-volt auger to install tie-down rods for a manufactured home. Additionally, the ground prong was missing and there was no GFCI protection. a.Extension cords 0000004273 00000 n 0000004921 00000 n Unless you know otherwise, assume that overhead lines are energized. 4 0 obj 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.
Maninka Language Translator, Blue Star Ointment On Acne, Dangers Of Celebrate Recovery, Bargota Surname Caste, Articles W