Parts of a ray's body act as cells in a battery. In a ray living in fresh water the cells are arranged in series, but for a rayliving in salt water the cells are arranged in parallel.WW-(A)V)The following results are for five cells in series. The e.m.f. of the five cells together is 6.9 V.Load resistance / 2Terminal p.d. /VCurrent / A2.23.31.5the internal resistance of one cell is:

E = 6.9 V V = 3.3 V R = 2.2 ohm I =1.5 A

Answered: The following results are for five…

The following results are for five cells in series. The e.m.f. of the five cells together is 6.9 V. Load resistance /2 Terminal p.d./ V Current / A 2.2 3.3 1.5 the internal resistance of one cell is:

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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