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30% D Sat 9:10 PM E Chrome File Edit View History Bookmarks People Window Help Mastering Physics: HW12 GOTOMeet Secure https Sessio mastering physi cs.com/ 78495835 c D openvel Physics 2200 New HW12 Problem 32.35 Problem 32.35 Part A Mastering Physics What is the intensity ofthese waves as they reach a receiver at the surface ofthe earth directly below the satellite? A satellite 645 km above the oarths surta transmits sinusoidal electromagnetic waves of frequency 92.4 MHz My Courses uniformly in al directions, with a power of 25.0 kW Course Home W/m Syllabus Submit My Answers Give Up Assignments Part B Scores What is the amplitude of the electric fold at the receiver? Course Tools e Text N/C Student Solutions Submit My Answers gave up Manua Study Area Part C What is the amplitude of the magnetic feld at the receiver? User Settings Submit My Answers Part D the receiver has a totally absorbing panelmeasuring 15.0 cm by 40.0 cm oriented with its plane perpendicular to the direction the wavestravel, what pdf2docx.zip Show All X

Explanation / Answer

I = P / A

= 25 * 103 / (4 pi * (545 * 10^3)^2)

= 6.89* 10^-9W/m^2

Emax = sqrt [2 I / E0 c]

=  sqrt (2 * 6.89 * 10^-9/ (8.85 * 10^-12 * 3 * 10^8))

= 2.24* 10^-3 N/C

Bmaxx = Emax / c

= 2.24*10^-3/ (3 * 10^8)

= 7.46 * 10^-12 T

e) no

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