A 4.5-W flashlight bulb draws 750 mA. (a) At what voltage does it operate? (b) Whats its

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A 4.5-W flashlight bulb draws 750 mA.
(a) At what voltage does it operate?
(b) What’s its resistance?

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Essential University Physics

ISBN: 978-0321976420

3rd Edition Volume 2

Authors: Richard Wolfsonby

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