Electrical Job Information Test bank Questions And Answers

Rings and Jewelry worn on the job are _______________ to an electrical worker. - ANS a hazard A keen sense of what to do or say to maintain good relations or avoid offense. - ANS tact Slight shock felt; not painful but disturbing. Average individual can let go. Strong involuntary reactions can lead to other injuries. These reactions best describe a current of ? . - ANS 5 mA Extreme pain, respiratory arrest, severe muscular contractions. Death is possible. These reactions best describe a current from ? to 150 milliamperes. - ANS 50 mA Fuses and Circuit Breakers are designed to protect ___________. - ANS conductors and equipment No employer shall permit an employee to work in such proximity to any part of an electric power circuit that the employee could contact the electric power in the course of work unless ______________? - ANS 1. the employee is protected against shock by deenergizing the circuit. 2. grounding the deenergized circuit 3. by guarding it effectively by insulation or other means Before work is begun, the employer _____________ ascertain by inquiry or direct observation whether any part of an energize electric power circuit is located in a place that could cause direct contact with that circuit. - ANS shall the employer __________ post and maintain proper warning signs where an energized electric circuit exist. - ANS shall the employer _______________ advise employees of the location of energized electric circuits, the hazards involved, and the protective measures to be taken. - ANS shall ANSI defines "FAMILIARIZATION" of MEWPs as: "Instructions to enable the trainee to become a qualified person regarding the task to be performed, including knowledge regarding potential hazards." - ANS False ________________ are essentially ladder replacements. They are a type of small lift that can easily be set up by one person. They are generally a "push around" type of lift. - ANS Aerial work platforms _____________ are a type of aerial work platform that is attached to extension arms that are recessed within one another - like a refractor style of telescope. - ANS Boom lifts _____________ are a type of aerial work platform that are able to fit into tight spaces because their design generally allows for a small footprint. - ANS vertical mast lifts Which of the following lifts are considered scaffolding? - ANS Scissor lifts which type of "push around" type of lift is essentially a ladder replacement? - ANS Aerial work platforms To prevent the work platform boards from slipping off rolling scaffolds, they should ? . - ANS be cleated on the underside when erecting a scaffold, use ____________ instead of blocking to adjust to uneven grade conditions. - ANS adjusting screws a permit-required confined space (permit space) is a confined space that ____________________? - ANS 1. contains or has the potential to contain a hazardous atmosphere. 2. contains a material that has a potential for engulfing an entrant 3. has an internal configuration such that an entrant could be trapped or asphyxiated by inwardly converging walls or by a floor which slopes downward and tapers to a smaller cross section A(n) _______________ is an individual stationed outside one or more permit spaces who monitors conditions within the space and prevents unauthorized entry. - ANS attendant Entry supervisors must ________ - ANS 1. ensure that entry operations remain consistent with the entry permit and that acceptable entry conditions are maintained 2. know space hazards including information on the mode of exposure, signs or symptoms and consequences If one or more entrants suffers an injury or illness and is unable to exit the confined space without help, the _______ must initiate a rescue. - ANS attendant for entry rescue, the employer can only use an on-site rescue team even if an offsite rescue team could respond in time. - ANS False chisel - ANS cutting chisel - ANS masonry bit - ANS twist bit - ANS pocket knife - ANS box wrench - ANS what might result from the use of an open-end wrench with too large an opening for a particular job? - ANS 1. the jaws of the wrench might become sprung 2. the nut or bolt might become rounded the ________ wrench is intended for use on pipe to avoid marring the surface. - ANS strap what type of pipe wrench are designed for turning and holding where marring is not objectionable? - ANS 1. chain wrench 2. pipe wrench flat nose pliers are also known as _______________ - ANS duck bill pliers the three basic parts of the screwdriver are ___________, _____________, and __________. - ANS 1. blade 2. handle 3. shank An offset screwdriver is available with standard or Phillips blades. - ANS TRUE when heat is applied to metal tools, the metallurgy of the tool can change, causing the metal to become ____________. - ANS softer 4" square box (4s box) with eccentric 1/2" and 3/4" knockouts - ANS 4-S blank cover - ANS 4" square mud ring - ANS handy-box round mud ring - ANS 7/8" channel or strut - ANS square washer - ANS EMT, rigid/IMC pipe strap - ANS no image found, sorry lol look it up AC/MC and FMC connector and duplex connector - ANS flex (FMC) coupling - ANS short bushing - ANS