ATT Test 1 with Complete Solutions
12MA - ANSWER-Minimum AC current required to cause severe muscle contractions
3 ways to prevent shock - ANSWER-Isolate, insulate & ground
50 voltz - ANSWER-Must be guarded against accidental contact
50 voltz - ANSWER-Must be guarded against accidental contact
5xs - ANSWER-How much more DC is required to freeze the body rather than AC
600 volts or more - ANSWER-Made with metal enclosed equipment or enclosed in a
vault or area with lock
600 volts or more - ANSWER-Made with metal enclosed equipment or enclosed in a
vault or area with lock
Arc burns - ANSWER-High temperatures near the body produced by electric arc or
explosion
Burns - ANSWER-Electrical burns, arc burns, thermal contact burns
Circuit completing conductors - ANSWER-Gray colored
Circuit protection devices - ANSWER-Fuses, circuit breakers and ground-fault circuit
interrupters
Current - ANSWER-Flow of electrons
Electrical Arcs - ANSWER-Where short circuit occurs; may cause fires
Electrical burns - ANSWER-Electrical current flowing through tissue or bones
Electrical Shock - ANSWER-Sensation and muscular spasm cause when electric
current passes through the body
Extremely high arcs - ANSWER-Damage equipment dispersing metal fragments
Factors affecting shock - ANSWER-Amount of current, path of current, amount of body
resistance, length of time current flows in body
Factors of electrical accidents - ANSWER-1. Unsafe equipment 2. Unsafe environment
3.unsafe work practices
12MA - ANSWER-Minimum AC current required to cause severe muscle contractions
3 ways to prevent shock - ANSWER-Isolate, insulate & ground
50 voltz - ANSWER-Must be guarded against accidental contact
50 voltz - ANSWER-Must be guarded against accidental contact
5xs - ANSWER-How much more DC is required to freeze the body rather than AC
600 volts or more - ANSWER-Made with metal enclosed equipment or enclosed in a
vault or area with lock
600 volts or more - ANSWER-Made with metal enclosed equipment or enclosed in a
vault or area with lock
Arc burns - ANSWER-High temperatures near the body produced by electric arc or
explosion
Burns - ANSWER-Electrical burns, arc burns, thermal contact burns
Circuit completing conductors - ANSWER-Gray colored
Circuit protection devices - ANSWER-Fuses, circuit breakers and ground-fault circuit
interrupters
Current - ANSWER-Flow of electrons
Electrical Arcs - ANSWER-Where short circuit occurs; may cause fires
Electrical burns - ANSWER-Electrical current flowing through tissue or bones
Electrical Shock - ANSWER-Sensation and muscular spasm cause when electric
current passes through the body
Extremely high arcs - ANSWER-Damage equipment dispersing metal fragments
Factors affecting shock - ANSWER-Amount of current, path of current, amount of body
resistance, length of time current flows in body
Factors of electrical accidents - ANSWER-1. Unsafe equipment 2. Unsafe environment
3.unsafe work practices
