(a) If points a and b in Figure are connected by a wire of resistance r, show...
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(a) If points a and b in Figure are connected by a wire of resistance r, show that the current in the wire is where ? is the emf of the ideal battery and R = R1 = R2. Assume that R0 equals zero.
(b) Is this formula consistent with the result of Problem 55?
Transcribed Image Text:
E(R, - R) (R + 2r)(R, + R) + 2R, R, Sliding contact R. R. ww
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a Placing a wire of resistance r with current i running directly from point a to point b in Fig 2761 ...View the full answer
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Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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