Suppose a VLC unit uses an LED that produces light with an average intensity of 400 mW/cm2.

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Suppose a VLC unit uses an LED that produces light with an average intensity of 400 mW/cm2. What is the rms value of the electric field in this beam of light?

A. 1230 N/C

B. 390 N/C

C. 1700 N/C

D. 2.1 × 105 N/C

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Physics

ISBN: 978-0321976444

5th edition

Authors: James S. Walker

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Question Posted: Aug 31, 2017 12:17 PM

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Suppose a VLC unit uses an LED that produces light with an average intensity of 400 mW/cm2.

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A dentist uses a curing light that uses light of wavelength 465 nm to activate mole...View the full answer

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