Quiz:General effects of electric current
The general effects of electric current differ for man, woman and child.
For the same amount of current, women generally have worse symptoms then men.
Question
What is the effect for each current value ?
Electric current (contact for 1s) | Effect |
|---|---|
Below 1 mA | |
1 mA | |
5 mA | |
6-25 mA (women) | |
9 to 30 mA (men) | |
50 to 150 mA | |
1 to 4.3 A | |
10 A |
Solution
Electric current (contact for 1s) | Effect |
|---|---|
Below 1 mA | Not perceptible |
1 mA | Threshold of feeling, |
5 mA | Slight shock. Not painful. |
6-25 mA (women) | Loss of muscle control |
9 to 30 mA (men) | Freezing current, "can't let go". The person may be thrown away from the power source. |
50 to 150 mA | Extreme pain. Respiratory arrest. Muscles reactions. Possible Death. |
1 to 4.3 A | Fibrillation of the heart. Muscular contraction and nerve damage occur. Likely death. |
10 A | Cardiac arrest, severe burns. Death is probable |