In a series RL circuit like Fig. 27.23a, 0 = 45 V, R = 3.3 ,

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In a series RL circuit like Fig. 27.23a, ε0 = 45 V, R = 3.3 Ω, and L = 2.1 H. If the current is 9.5 A, how long has the switch been closed?

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Essential University Physics

ISBN: 978-0321976420

3rd Edition Volume 2

Authors: Richard Wolfsonby

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