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Problem 5. (Maintaining a soapy film) Consider a thin film of liquid soap suspended between a curved stationary wire and a sliding wire segment
Problem 5. (Maintaining a soapy film) Consider a thin film of liquid soap suspended between a curved stationary wire and a sliding wire segment of length = 2.0 cm. As the sliding wire moves to the right, the soap stretches with it. An external force of magnitude of 3 mN holds the wire still. Film Surfaces Side View Top View ext Wire 2.0 cm Ignoring any friction between the wires, determine the surface tension of the soap in units of N
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Introduction to Electrodynamics
Authors: David J. Griffiths
3rd Edition
978-0138053260, 013805326X, 8120316010, 978-8120316010
