Draw a line from the item on the left that corresponds to the match on the right. OSHA requires the testing of a volt meter after a voltage test on voltage above_____. Electrical Safety Assessment Quiz Answers | ISHN Quiz Question 6: Which of these is not a type of Ground Fault Circuit Adapter? Explain the process that prevents the poles from steadily cooling off and the tropics from heating up over time. 3.No, because he will not be touching any grounded material when using the tool. 0000422244 00000 n The contact lasts for 5 seconds before someone is able to shut off the power. Introduction To Osha Quiz Answers1) Which of the following activities d.Add more outlets. He yelled for his co-workers to disconnect the power, which they did. 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 0000089142 00000 n Hand-operated metal shifting ropes or cables of electric elevators. 0000007427 00000 n 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. The normal wear and tear on extension and flexible cords at your site can loosen or expose wires, creating hazardous conditions. 3.Maintaining a safe distance of at least 10 feet from all overhead power lines. Suppose a volcano threw so much ash into the air that it blocked much of the sunlight. Test your knowledge with our electrical safety quiz below. 0000414648 00000 n Using the wrong light bulb wattage; Overloading power strips and outlets; Unprotected electrical outlets; Poor wiring; Defective electrical wires 0000002876 00000 n 4.Dirt build-up, Use only approved and authorized power tools in areas where the following hazards may be present: 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. Take any defective equipment out of service. stream 5.Twitch, Electrical shock may result in: %PDF-1.5 If electrical equipment is used in ways for which it is not designed, you can no longer depend on safety features built in by the manufacturer. When it completes a circuit through the body. D 600v. Osha 10 test answers 2021 quizlet - Math Questions 1. Electricity will form a "path" or "loop". Arc Flash. Electrical Hazards Electrical hazards can be found in nearly every roofing work site. Whether the hazard is posed by worn or damaged power tools or cords, improperly grounded tools or equipment, or the presence of standing water, it is the responsibility of the contractor to make sure the tools and equipment Which of the following are electrical hazards? - Brainly.com C. near water. Which of the following injuries can occur when muscles flex or twitch from an electrical shock? a.311 Follow manufacturers' recommended testing procedure to insure GFCI is working correctly. 0000006152 00000 n While attempting to unplug the compressor from the extension cord, the employee was fatally shocked. (3,2,1), (5,4,3). which of the following are electrical hazards osha quizlet Extension cords may become a trip hazard when: Potential hazards of electricity are preventable if you do which of the following listed below? 0000056642 00000 n 4.Running through doorways. The floor is covered in water and she is barefoot. Lx*jWP# /c2)|]NXqAx>=~'[ 1452 25 0000004273 00000 n HWMo#7v#h>6,Z4- ( Extension cords had poor splices, no grounds, and reversed polarity. Select the correct answer and then click DONE. A 56-year-old construction laborer was removing forms from a concrete wall poured several days earlier. <> Death is probable. H. b.10 feet SCENARIO: You encounter a co-worker on a residential remodeling job. 3. Best practices with power lines include: c. Inductive objects 1.Missing 0000002479 00000 n a.Yes, as it is a mobile engine testing station. 2. 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: endobj Post warning signs. Electrical current travels through insulated ________. 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. Before using the equipment, be sure that the ground wire: When inspecting extension cords, look for: The scaffold had been constructed only 21 horizontal inches across from a 7,620-volt power line. A Safety Electrical One Line Diagram should be used to _____ all sources of electrical energy. 0000002195 00000 n Which of the following can be the result of electric shock? 3.Cramp Flexible Cord Not 3-Wire, Hard Service Variety: A worker received a fatal shock when he was cutting drywall with a metal casing router. (See NFPA 70E-2021 Article 130 and OSHA subpart S part 1910.333 (a) (1)- (2) and (c) for complete details.) Seven employees of a masonry company were erecting a brick wall from a tubular, welded-frame scaffold approximately 24 feet high. 2.The person's physical condition [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. xYmo -ER/&@[D,_! hb``b``=p0X8n0lY0L#rK[V26h* @0H!XDl+!&FfUfo`h6l The ________ keeps the electricity on its intended path through the conductor. A 20-year-old bricklayer standing on the work platform in contact with the main scaffold was electrocuted. 0000007116 00000 n Select the choices that accurately define the common electrical term. %PDF-1.4 % 1.Using a fiberglass ladder when the possibility exists for contact with electricity. Which of the following part of you body can burn if you come in contact with electricity? (D) None of the above. 4.The amount of current, An electrical burn may affect: 1.A source of electrical current to flow. 3.Needs to be reset OSHA Pros, LLC is an authorized provider of 360 Training, an OSHA-Accepted Provider, offering training and certification courses for NFPA 70E-Standard, and What is the most common, non-fatal, electrical shock-related injury? 2.Placed along a wall. When the energized conductor made contact with the ladder, the path to ground included the worker's body, resulting in death. Select the correct answer and then click DONE. c.15 feet The most dangerous place to use electrical equipment is? 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). Dirk, a 28-year-old mechanic, is performing maintenance on a piece of equipment when he is shocked. q>NmnLNmb$"Iyx1bD9.~Ll. De-energizing Electricity to operate portable power tools was supplied by a temporary service pole 50 feet away. Muscular contraction and nerve damage occur; death likely. %PDF-1.4 % 1 0 obj d. Match the outlet prongs to the extension cord. 0000004946 00000 n 0000001861 00000 n Quiz: Electrical Hazards. 4. Use non-conductive wood or fiberglass ladders when working near power lines. This is action is also known as creating or completing an electrical circuit. c.The outlet. Select the correct answer and then click DONE. 0000001814 00000 n Adapter For 3-Prong Cord Not Grounded To Outlet: On May 27, 1986, two workers were using a 110-volt auger to install tie-down rods for a manufactured home. b.A fast-acting switch monitoring current flow OSHA: Air Monitoring & Medical Surveillance, WebQuest: Biomes, Ecosystems and Habitats. xb```VVF A10p,``Pp`hhdpn``r`L:[ I,aZ4Knj21 `ny; Ge7t@OrMx)"cx&e:[~J%aUJ\*t Get All Answers to OSHA 30 Construction Final Exam. 1452 0 obj <> endobj 0000004686 00000 n Check your employee's electrical safety knowledge through an electrical safety quiz. 2.Using an aluminum ladder when the possibility exists for contact with electricity. RZyd 0000010603 00000 n <> Intentionally creating a low-resistance path that connects to the earth. qnde>9!.,T2 :hw5 #OaPxkx=y7]J-yv*'H$jmVCq$ sx:R2$9SY+D!!LJ:n+.\#Hu~2VI O? 0000003603 00000 n Select the correct answer and then click on DONE. The modification of the plug was not an intended use or prescribed by the manufacturer. 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? When current travels through your body - Definition of electric shock. Outlets 1476 0 obj <>stream % 3. When used on the moon? The victim was part of a crew that was constructing a concrete wall. 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. 4 0 obj CCOHS: Electrical Safety - Basic Information When an electric shock occurs, your muscles may: 2 0 obj b+t6W' te+.W_{8u7Dt@1c. Supply power for tools or equipment on a long-term basis. Hazards are created when cords, cord connectors, receptacles, and cord- and plug connected equipment are improperly used and maintained. The pole had not been inspected by the city and was not in compliance with code requirements (it was not grounded). The victim signaled the operator of the crane to extend the boom and lower the hoist cable. Find the volume of the parallelepiped determined by the vertices (1,1,1),(4,7,2) . One hand drill was not grounded, and the other had no safety plate. The victim was totally deaf in one ear and suffered diminished hearing in the other. 0000013999 00000 n The small electrical current enters his body through his left leg. Call ________ prior to digging to be connected with your local One Call Center to have all underground lines located by the utility company. Wearing a baseball cap <>>> Contact utilities for buried power line locations. a.Extension cords Electrical hazards expose workers to the following: Burns: Three types; electrical, arc flash, or thermal contact. 2. The length of time the body is in the circuit, in contact with electricity - Factor determining the severity of an electrical . Find the energy required to raise an electron from the n=4n=4n=4 state to the n=5n=5n=5 state in Li2+\mathrm{Li}^{2+}Li2+ and in hydrogen atom. 4.Flex b.Yes, as it would be too expensive to install more permanent wiring and receptacles. endobj -Damage to internal organs. If the electrical conductors become exposed, there is a danger of shocks, burns, or fire. _5JKy. Question 2: It's okay to use extension cords with worn insulation, as long as you are careful about it. Study with Quizlet and memorize flashcards containing terms like Bob is asked to repair some overhead wiring, requiring the use a ladder. High humidity A. wrap tape around the damaged spot to prevent electrical shocks. When does electricity become hazardous to humans? 0000001116 00000 n Electrical Safety Quiz-Test Your Electrical Safety Knowledge d) All of the above. You discover the electrical cord on a drill has been damaged and some of the cord's insulation is missing. How will she choose the correct cord? :$#k9BPnZ{Qqe/reKy,'ZlB# Use only cords, connection devices, and fittings that are equipped with strain relief. [, Use all equipment according to the manufacturer's instructions. b.Match the thickness of the extension cord to the thickness of the nail gun's power cord. d.A power tool, A GFCI is designed to: 2. d. No, because an extension cord would not provide enough power. Ground all exposed metal parts of equipment. Use only extension cords that are 3-wire type. 1,[-c|"&u[Fu>wjte8j:xRk )"m_!6awT J,byp?fRBf?p|b3/Um\7"|+@5vvWAa5J^y*q,l b)Ftt4 :4,-J`! 3.Loose nuts <>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 792 612] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> OSHA-10: Avoiding Electrocution Hazards Flashcards | Quizlet Match the length from job to outlet. d.Adapter, What is a GFCI? 2.Loose screws The factors that determine the severity of an electrical injury include: 0000004274 00000 n Both the operator and the victim failed to notice that the boom had contacted a 2,400-volt overhead power line. 0000003900 00000 n What factors determine the severity of Dirk's injuries? Use the terms (freezing, gas, liquid, physical changes, solubility, solution, temperature, volume) to complete the sentence. Engineers, electricians, and other professionals work with electricity directly, including working on overhead lines, cable harnesses, and circuit assemblies. 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. 2. OSHA 10 General Industry Test Answer Key WALKING. The source of the shocks -- the saw -- was not replaced. 0000005406 00000 n How might this event affect the ability of animals to obtain energy to live? Be sure equipment that has been shop fabricated or altered is in compliance. One handle has a deadman's switch. *Effects are for voltages less than about 600 volts. 3.Draped over equipment. As she is adding in the chemicals, her hand touches the motor and it becomes energized. Electrical hazards like frayed cords, missing ground pins, improper wiring or the harm that these hazards pose. Of the following choices, which are frequent electrical hazards endobj The victim provided a path to ground and was electrocuted. 1.Flammable liquids A worker was removing a metal antenna when it made electrical contact with a 7200-volt power transmission line. PDF SAFETY HAZARDS: These are the most PHYSICAL HAZARDS: CHEMICAL HAZARDS PDF OSHA Safety - Electrical Safety - Red Vector Burns. b.Yes, because Bob was on . c.Guaranteed Fault Circuit Interrupter c.Power lines 0000002150 00000 n 1. Using cords or tools with worn insulation or exposed wires. D. near other electrical equipment. D. Have an ANSI sticker and an expiration date. Question 3: Employers are not required to enforce lock out/tag out practices in the workplaces. OSHA Safety and Health Topics Page. b.burns. 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. I;C`_;LV'd,|#H--e`( ')'RpAgA7O`?%68SB Looking for NFPA 70E Certification? 1. (B) Switch sticks. Work performed on an electrical system within reaching distance of energized components is_____work. -Conductor= permits the free flow of electricity. 0000427811 00000 n Used across walkways. 0000007694 00000 n 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. You should? a. lb MKS c. No, because the electricity is needed on a long-term basis. 0000001646 00000 n What was Latoya's first mistake? [. -Voltage= a measure of electrical force. 0000007741 00000 n Which of the following factors determine how severe an electrical injury might be? 0000013716 00000 n Electrical hazards are life threatening incidents that could happen due to electricity. a.related to muscle damage. 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. and more. 3. Improper Use of Extension and Flexible Cords. d) All of the above. Electrical - Overview | Occupational Safety and Health Administration <>>> Select the correct answer and then click DONE.