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5 Cards in this Set

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  • Back
What attribute of electricity is responsible for a body's reaction to electric shock.
Current
What factors determine the severity of the effect electric shock has on your body?
1) Amount of current flow
2) Path the current takes
3) Amount of body resistance
4) Length of time the current flows
What are the 2 most dangerous paths current can take through your body?
1) hand to hand
2) from left hand to either foot (most dangerous)
What value is commonly used to represent resistance between major extremities of an average human body?

i.e. hand-hand hand-foot
1500 ohms
What is the human reaction (at 60Hz) for 1.1mA, 10mA, 16mA, 18mA and 65 mA?
1.1mA- Perception-A slight tingling sensation

10mA- Cant let go-Arm and hand muscles close involuntarily (120 lbs person)

16mA- Can't let go (175 lbs)

18mA- Can't breathe- Paralasys of chest muscles

65mA- Heart Fibrillation- Rapid irregular contractions of heart muscles- could be fatal.