Practice question
What is the primary physical cause of electrical injury (shock) when a person comes into direct contact with live electrical equipment?
- 1The device consumes excess electric power.
- 2The electrical equipment operates at high frequency.
- 3Electric current flows through the human body, disrupting physiological functions.✓
- 4The duration of equipment usage has exceeded limits.
Correct answer
Electric current flows through the human body, disrupting physiological functions.
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