The electric field of an electromagnetic wave oscillates in the y direction and the Poynting vector is given by S(x , t) (100 W m 2 ) cos 2 10x (3 10 9 )t i where x is in meters and t is in seconds (a) What is the direction of propagation of the wave (b) Find the wavelength and the frequency (c) Fi...

a The wave propagates in the positive x direction b 2 k 0 ...

The electric field of an electromagnetic wave oscillates in the y direction and the Poynting vector is

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The electric field of an electromagnetic wave oscillates in the y direction and the Poynting vector is given by

S(x , t) = (100 W / m²) cos² [10x - (3 ×10⁹)t]i

where x is in meters and t is in seconds.

(a) What is the direction of propagation of the wave?

(b) Find the wavelength and the frequency.

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Fundamentals of Ethics for Scientists and Engineers

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Question Posted: Nov 29, 2011 08:03 AM

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The electric field of an electromagnetic wave oscillates in the y direction and the Poynting vector is

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a The wave propagates in the positive x direction b 2 k 0...View the full answer

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