Physics · Alternating Current
An alternating current (A.C.) supply rated at 220 V is generally considered more dangerous than a 220 V direct current (D.C.) supply because:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The peak voltage for 220 V A.C. is approximately 311 V, which is much larger than 220 V.✓
- 2The human body offers lower internal resistance to A.C. than D.C.
- 3D.C. naturally repels the human body.
- 4A.C. exerts an attractive force on the human body.
Correct answer
The peak voltage for 220 V A.C. is approximately 311 V, which is much larger than 220 V.
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