The interior of thehuman body has an electrical resistivity of 0.15 Ω # m. (a) Estimatethe resistance for current flowing the length of your index finger.(For this calculation, ignore the much higher resistivity of yourskin.) (b) Your muscles will contract when they carry a currentgreater than 15 mA. What voltage is required to produce this current through your finger?
The interior of thehuman body has an electrical resistivity of 0.15 Ω # m. (a) Estimatethe resistance for current flowing the length of your index finger.(For this calculation, ignore the much higher resistivity of yourskin.) (b) Your muscles will contract when they carry a currentgreater than 15 mA. What voltage is required to produce this current through your finger?
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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The interior of the
human body has an electrical resistivity of 0.15 Ω # m. (a) Estimate
the resistance for current flowing the length of your index finger.
(For this calculation, ignore the much higher resistivity of your
skin.) (b) Your muscles will contract when they carry a current
greater than 15 mA. What voltage is required to produce this current through your finger?
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