Question
Find the current through a person and identify the likely effect on her if she touches a 120-V AC source: (a) if she is standing on a rubber mat and offers a total resistance of $300 \textrm{ k}\Omega$ ; (b) if she is standing barefoot on wet grass and has a resistance of only $4000 \Omega$.
1. $0.40 \textrm{ mA}$
2. $30 \textrm{ mA}$
Solution Video