A new cordless phone emits 4.0 mW at 5.8 GHz. The manufacturer claims that the phone has
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A new cordless phone emits 4.0 mW at 5.8 GHz. The manufacturer claims that the phone has a range of 100 feet. If we assume that the wave spreads out evenly with no obstructions, what is the electric field strength at the base unit 100 feet from the phone?
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Related Book For
College Physics A Strategic Approach
ISBN: 9780321595492
2nd Edition
Authors: Randall D. Knight, Brian Jones, Stuart Field
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