ToolingU: Safety for Electrical Work 111 Questions and Answers 100% Accurate!

What happens during the first step of the three-stage safety model? - ANSWER-Employees and management identify and then review potential hazards. In a grounded circuit, which wire delivers power from the source to a load? - ANSWER-Hot wire What form of fire prevention detects an arc and disables a circuit? - ANSWER-AFCI What does grounding do? Grounding: - ANSWER-Provides a safe path for electricity if it strays. What is used to alert workers that a machine is being serviced and should remain off? - ANSWER-Tagout device Which burns can damage the eyes of anyone standing nearby? - ANSWER-Arc burns Which electrical variable indicates the amount of current in a circuit? - ANSWER-Amperage At what level of current exposure does the risk of ventricular fibrillation occur? - ANSWER-1 A When employees notice damaged PPE, what is the first thing that should be done with it? Damaged PPE should immediately be: - ANSWER-Removed from use. Which electrical particles orbit the nucleus of an atom? - ANSWER-Electrons When does electric shock occur? Electric shock occurs when a person: - ANSWER-Contacts a charged object and closes a circuit. Which particles flow freely in conductors? - ANSWER-Electrons What is the name for an internal grounding system in which a machine's circuit connects to its frame? - ANSWER-Chassis ground Which of the following is true about handling electricity? - ANSWER-It poses risks like electric shock, burns and fires. Which piece of PPE is used to protect the outer and inner ear of the user? - ANSWER-Earmuffs Which of the following is a collection of standards for minimum safe electrical installations? - ANSWER-NEC Which piece of PPE protects users from flying debris and UV light? - ANSWER-Face shi