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Electrical Safety Assessment Quiz Answers | ISHN 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. 1. b.The tool's power cord. Arc Flash. hb``b``=p0X8n0lY0L#rK[V26h* @0H!XDl+!&FfUfo`h6l Suppose a volcano threw so much ash into the air that it blocked much of the sunlight. As the victim climbed down a makeshift ladder, he shifted the saw from his right hand to his left, and was shocked. Post warning signs. Using tools and equipment that can contact power lines increases the risk. d.Adapter, What is a GFCI? A measure of the energy of motion of the particles in a substance is its _____. Using multi-receptacle boxes designed to be. 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. Ground all exposed metal parts of equipment. 0
(C) Hot sticks. Find the volume of the parallelepiped determined by the vertices (1,1,1),(4,7,2) . 2.Flooding 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: D. Have an ANSI sticker and an expiration date. 4.Good condition of moveable parts, Items that could encourage overheating and cause tools to malfunction or start a fire include: 0000005042 00000 n
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When it completes a circuit through the body. d.Water, Other electrical hazards in the workplace include: 1. Get resources on specific hazards and their control, including identification, risk assessment and inspections, to keep your workplace healthy and safe. Which of the following injuries can occur when muscles flex or twitch from an electrical shock? The NEC C. Suggestions using a 30-amp breaker in a system with 15- or 20-amp receptacles. 2.Using extension cords or electrical tools properly. Using circuit breakers or fuses with the wrong rating for over-current protection, e.g. 1.Pain It is important to note that NFPA 70E is a . 1476 0 obj
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3.ack of ground fault protection. A fault occurred, and with no grounding and no GFCI protection, the worker was electrocuted.
1.Is firmly connected Select the correct answer and then click DONE. Match the length from job to outlet. Select the choices that accurately define the common electrical term. OSHA 10 General Industry Test Answer Key WALKING. b.Yes, because Bob was on . If a defective power tool gives you an electric shock, how might your muscles react? 1.Clench d.A power tool, A GFCI is designed to: stream
c.Absorb any water around the area Call ________ prior to digging to be connected with your local One Call Center to have all underground lines located by the utility company. When the energized conductor made contact with the ladder, the path to ground included the worker's body, resulting in death. What type of burns are the result of current flowing through and exiting the body? Before using the equipment, be sure that the ground wire: The factors that determine the severity of an electrical injury include: lb
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Potential hazards of electricity are preventable if you: Electricity must always travel in a(n) ________, ________ circuit. A worker was operating a " electric chisel when an electrical fault occurred in the casing of the tool, causing him to be fatally electrocuted. d. 411, You are working with a 10-foot section of a conductive pipe near power lines. Improper Use of Extension and Flexible Cords. 1.The humidity of the environment When the victim reached down to connect the choker to the hoist cable, he suddenly collapsed. Electrical current travels through insulated ________. 0000001672 00000 n
The ground wire was not attached on the male end of the cord's plug. 3. True. What was Latoya's first mistake? 1.Using a fiberglass ladder when the possibility exists for contact with electricity. A) 120v . d) All of the above. A co-worker disconnected the power cord to the saw, too late to save the victim. 1452 25
PDF ODULE 1 INTRODUCTION TO E SAFETY - Occupational Safety and Health d. Match the outlet prongs to the extension cord. ( You need to evaluate the situation you are in and assess your . 0000002479 00000 n
Electrical Safety Multiple Choice Questions and Answers for competitive exams. Additional minimum clearance distance is required for power lines carrying over ________. d/E
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4.Cardiac arrest Select the correct answer and then click DONE. Electrocution was the second leading cause of worker deaths on construction sites in the United States in 2011. Identify the oxidizing and reducing agents. The workers administered CPR to the victim, but to no avail. The victim was part of a crew that was constructing a concrete wall. What is the minimum clearance distance you must maintain from the power lines? b.Metal Test your knowledge with our electrical safety quiz below. The scaffold had been constructed only 21 horizontal inches across from a 7,620-volt power line. Using a dry wood ladder when the possibility exists for contact with electricity. Others, such as office workers and sales people, work with electricity indirectly and may also be exposed to electrical hazards. Which group would be more accurate when used in an accelerating spaceship? The auger has a one-quarter horsepower motor encased in a metal housing with two handles. 0000003771 00000 n
Osha 10 test answers 2021 quizlet - Math Questions B. outdoors. d.Metal, Over half of all deaths caused by electricity result from contact with ________. c. Match the color of the tool to the color of the extension cord. d.50,000 volts.
OSHA 30 Construction Final Test Answer Key - Studylib Quiz Question 4: Which is a preventive measure to prevent hazards while working with power lines? a.Your thumb. 1. Death. D. near other electrical equipment. 0000004793 00000 n
4.Running through doorways. Electrical safety quiz answers are given below. 4. Besides personal bodily injury, what other electrical hazards can be found in the workplace? a.Supply power for tools or equipment on a temporary or short-term basis. <>
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Electrical - Overview | Occupational Safety and Health Administration and more. d. 20 feet. It's okay to use extension cords with worn insulation, as . 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. Fire 1. The workers had removed their shirts and were sweating. A 20-year-old bricklayer standing on the work platform in contact with the main scaffold was electrocuted. !DP#vr-\DM<6V-2'I5l6)Z@^m=}c3-aUOo6rr
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Both the operator and the victim failed to notice that the boom had contacted a 2,400-volt overhead power line. 2.Using an aluminum ladder when the possibility exists for contact with electricity. 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. Quiz Question 9: Conductor insulation must be approved for the ___________ of use? @*@;z}IAH@3MsgU1Dnf@agLahpCn@&b|-^;b0k*!3VYy,jy%( Z%|\Jg"dRp-Wbz3QJS%k9p_WtZ q>NmnLNmb$"Iyx1bD9.~Ll. What do tripped circuit breakers and blown fuses indicate? 2.Placed along a wall. Which of these can be used as insulating live-line tools for electrical protection. Many workers are unaware of the potential electrical hazards present in their work environment, which makes them more vulnerable to the danger of electrocution. 0000414648 00000 n
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Provide a safe path to earth ground for electricity. She has an older drill with a steel housing and a 3-prong plug.
CCOHS: Electrical Safety - Basic Information Question 3: Employers are not required to enforce lock out/tag out practices in the workplaces. A doubly ionized lithium atom (Li2+,Z=3)\left(\mathrm{Li}^{2+}, \mathrm{Z}=3\right)(Li2+,Z=3) is in n=4n=4n=4 Bohr orbit. 3.Loss of eyesight 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.
Course 812 Module 7 OSHA Focus Four Hazards: Electrocution - OSHAcademy A. indoors. (See NFPA 70E-2021 Article 130 and OSHA subpart S part 1910.333 (a) (1)- (2) and (c) for complete details.) Look for overhead power lines and buried power line indicators. x_HSqnwmky54YLzeStJi#
TZObFT*.#BQF/Q Is not broken, Question Text: Electrical tools should be grounded with a(n)________. Is split Safe operation of hand and portable powered tools and other hand-held equipment. A) Identify; Castigate; C) Evaluate; D) Modify; 3. -Voltage= a measure of electrical force. A worker was removing a metal antenna when it made electrical contact with a 7200-volt power transmission line. This caused him to fall from the ladder and land in a puddle of water, still holding the saw. HWMo#7v#h>6,Z4- 0000006152 00000 n
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Apparently, his hand contracted and he was "locked" to the saw. Working with electricity can be dangerous. b.A fast-acting switch monitoring current flow Switch c.falls. Outlets
Electrical Safety Standards in the Workplace - NFPA 70E - Grainger KnowHow 4.Must be replaced, Always use a GFCI:
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.iBE@mOs:Os5U9cnU` Vd"F'4Bm?>}hyRQyrX0U026h7#L'. C 277v. 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. 3.Vapor Gloves used for electrical work must be inspected and tested prior to use, and be certified every: A. The victim signaled the operator of the crane to extend the boom and lower the hoist cable. 0000421920 00000 n
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In addition to contact with power lines, the top electrical hazards include: Water 3.Draped over equipment. 0000013716 00000 n
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2.Loose screws Remove from service any equipment with frayed cords, missing ground prongs, cracked tool casings, etc. The light fixture, which served as a ground, was known to be faulty for at least 5 months before the incident. When he grasped the handle of the bucket to pull it down, the crane cable came into contact with the overhead line. 2.Grease 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. Use only equipment that is approved to meet OSHA standards. The following hazards are the most frequent causes of electrical injuries Contact with Power Lines, Lack of Ground-fault Protection, Path to Ground Missing or Discontinuous, Equipment Not Used in Manner Prescribed, and Improper Use of Extension and Flexible Cords. 0000000816 00000 n
electrical safety part 1 Flashcards | Quizlet Becoming part of the circuit exposes you to ________, the most dangerous electrical hazard. c.15 feet B. Latoya is using a mixing motor to mix pool chemicals in a plastic drum. To avoid injury or death, you must understand and recognize hazards.