If you touch the two terminals of a power supply with your two fingertips on opposite
Chapter 22, Problem 68(choose chapter or problem)
If you touch the two terminals of a power supply with your two fingertips on opposite hands, the potential difference willproduce a current through your torso. The maximum safe currentis approximately S mA.a. If your hands are completely dry, the resistance of your bodyfrom fingertip to fingertip is approximately SOO kfl. If youaccidentally touch both terminals of your 120 V householdelectricity supply with dry fingers, will you receive a dangerousshock?b. If your hands are moist, your resistance drops to approximatelyI kfl. If you accidentally touch both terminals ofyour 120 V household supply with moist fingers, will youreceive a dangerous shock?
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