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 5/1 NFPA70E Final Study Set Exam with v v v v v v v




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Correct and Verified Answers 2025 v v v v




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NFPA 70E, Standard for Electrical Safety in the Workplace, consists of ?
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chapters; 17 informative annexes; the Foreword to NFPA 70E; and Article 90, Introduction.
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Chapter 1 is divided into ? articles. - CORRECT ANSWER-3/5 v v v v v v v v v v

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The appointment of the NFPA 70E Committee was announced on January 7, ? , and
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was formed to assist ? in preparing electrical safety standards that would serve its
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requirements. - CORRECT ANSWER-1976/OSHA
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The 1995 edition of NFPA 70E included the concepts of ?
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and the establishment of an arc. The 2000 edition continued to focus on establishment of flas
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h protection boundaries, the use of personal protective equipment, and ?
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to assist the user in applying appropriate protective clothing and personal protective equipm
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ent for common tasks. - CORRECT ANSWER-Limits of Approach/Charts
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The 2004 edition of NFPA 70E introduced the requirements of ? . The 2018 edition ? all
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previous editions. - CORRECT ANSWER-The energized electrical work permit /
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supersedes
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NFPA 70E Chapter 1 applies generally to electrical safety in the workplace. Chapter 2 addres
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ses safety-related ? requirements. Chapter 3 ?
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Chapter 1 with safety requirements for special equipment. - CORRECT ANSWER-
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maintenance / supplements or modifies v v v v v

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Explanatory material is included in the form of informational notes, which are not enforceable
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vas requirements. Brackets containing section references to another NFPA document are for
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informational purposes only and are provided as a guide to indicate the source of the extract v v v v v v v v v v v v v v v



ed text. - CORRECT ANSWER-True
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An arc flash hazard is defined in Article 100 as a source of possible injury or damage to health
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associated with the release of energy caused by an electric arc. Informational Note No. 1 indi
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cates that the likelihood of occurrence of an arc flash incident increases when energized elec
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trical conductors or circuit parts are exposed or when they are within equipment in a(n) ?
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condition, provided a person is interacting with the equipment in such a manner that could ca
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use an electric arc. An arc flash incident is not likely to occur under normal operating conditio
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ns when enclosed energized equipment has been properly installed and ? -
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CORRECT ANSWER-guarded or enclosed / maintained
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Arc rating is defined in Article 100, in part, as the value attributed to materials that describes t
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heir performance with exposure to an electrical arc discharge and is expressed ?
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. Informational Note No. 1 states, in part, that arc-
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rated clothing or equipment has been tested for exposure to an electric arc and that flame-
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,resistant (FR) clothing without an arc rating ? been tested for exposure to an electric arc -
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CORRECT ANSWER-in cal/cm2 / has not
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ATPV is defined in ASTM F1959/F1959M as the incident energy (cal/
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cm2) on a material or a multilayer system of materials that results in a ?
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probability that sufficient heat transfer through the tested specimen is predicted to cause the
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onset of a second degree skin burn injury based on the Stoll curve. EBT is defined in ASTM F
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1959-06 as the incident energy (cal/cm2) on a material or a material system that results in a ?
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probability of break open. - CORRECT ANSWER-50% / 50% v v v v v v v v v

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The Informational Note to the definition of arc flash boundary states that, according to the Sto
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ll skin burn injury model, the onset of a second degree burn on unprotected skin is likely to occ
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ur at an exposure of ? for one second. - CORRECT ANSWER-1.2 cal/cm2
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An approach limit at a distance from an exposed energized electrical conductor or circuit part
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within which a shock hazard exists - CORRECT ANSWER-Limited Approach Boundary
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An approach limit at a distance from an exposed energized electrical conductor or circuit part
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within which there is an increased likelihood of electric shock, due to electrical arc-
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over combined with inadvertent movement -
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CORRECT ANSWERRestricted Approach Boundary
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When an arc flash hazard exists, an approach limit from an arc source at which incident
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energy equals 1.2 cal/cm2 (5 J/cm2) - CORRECT ANSWER-Arc-Flash Boundary
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An electrical hazard is defined as a dangerous condition such that contact or ? can
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result in electric shock, arc flash burn, thermal burn, or ? . - CORRECT ANSWER-
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equipment failure / arc blast injury
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Incident energy is defined as the amount of thermal energy impressed on a surface, a certain
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distance from the source, generated during an electrical arc event. Incident energy is typicall
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y expressed in ? - CORRECT ANSWER-calories per centimeter squared (cal/cm2)
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A qualified person is defined as one who has demonstrated skills and knowledge related to th
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e construction and ?
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of electrical equipment and installations, and has received safety training to ?
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the hazards and reduce the associated risk. - CORRECT ANSWER-operation / identify
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An unqualified person is defined as a person who is not a qualified person - CORRECT
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ANSWER-True
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The requirements that address host and contract employer's responsibilities require a numb
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er of things. Which of the following are among those requirements? - CORRECT ANSWER-
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1. The contract employer must ensure that each employee follows the work practices require
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d by NFPA 70E in addition to any safety-related work rules of the host employer.
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IV. The host employer must inform the contract employer with the information about the e
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mployer's installation that the contract employer needs to make the assessments required b
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y Chapter 1 of NFPA 70E
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V. There must be a documented meeting between the host employer and the contract e v v v v v v v v v v v v v



mployer where the host employer has knowledge of hazards covered by NFPA 70E that are r
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elated to the contract employer's work. v v v v v v

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The electrical safety training requirements in 110.2(A) state that employees are required to b
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e trained in a number of topics. Which of the following are among those employee training top
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ics? - CORRECT ANSWER-I. In safety-
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related work practices and procedural requirements, as necessary, to provide protection fro
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m the electrical hazards associated with their respective job or task assignments
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III. To identify and understand the relationship between electrical hazards and possible injur
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IV. To understand the specific hazards associated with electrical energy
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Determine which of the following are required to meet the NFPA 70E requirements related to
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emergency response training. - CORRECT ANSWER- v v v v v



II. Employees exposed to shock hazards and those responsible for the safe release of victim
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s from contact with exposed energized electrical conductors or circuit parts shall be trained in
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methods of safe release.
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III. Employees responsible for responding to medical emergencies shall be trained in first aid v v v v v v v v v v v v v



and emergency procedures. v v v



IV. Employers shall verify at least annually that employee emergency response training is cu v v v v v v v v v v v v



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V. The employer shall document that emergency response training has occurred.
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The employer must document that each employee has received the training required by
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110.2(A). This documentation of training must satisfy which of the following criteria? -
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CORRECT ANSWER-
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I. It must be made when the employee demonstrates proficiency in the work practices involve
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II. It must be maintained for the duration of the employee's employment.
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III.It must contain the content of the training, each employee's name, and dates of training
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Identify which of the following statement(s) is/are true as they relate to unqualified persons. -
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I. An unqualified person is defined as a person who is not a qualified person.
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III. Unqualified persons must be familiar with any electrical safety-related practices
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necessary for their safety.
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IV. Unqualified persons must be trained in any electrical safety-related practices
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necessary for their safety.
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Determine which of the following among the NFPA 70E requirements relate to qualified pers
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on training, both generally and when such persons are permitted to work within the limited ap
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proach boundary. - CORRECT ANSWER- v v v v



I. The employee must be familiar with the proper use of the special precautionary techniques
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, applicable electrical policies and procedures, PPE, insulating and shielding materials, and i
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nsulated tools and test equipment. v v v v v



II. The employee must be trained in the skills and techniques necessary to determine the no
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minal voltage of exposed energized electrical conductors and circuit parts. III. The employee
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vmust be trained to select an appropriate test instrument and demonstrate how to use the corr
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ect device to verify the absence of voltage. IV. The employer must determine that each emplo
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