In Vacuum,the Components of an EM Wave Are E_y = $\omega$

question 69

Multiple Choice

In vacuum,the components of an EM wave are E_y = 50( V/m ) cos[(5.00 m^-1) x + $\omega$ t], E_x = 0, and E_z = 0.What is $\omega$ ?

• A) 1.50 \(\times\) 10⁹ rad/s
• B) 1.20 \(\times\) 10⁹ rad/s
• C) 1.00 \(\times\) 10⁹ rad/s
• D) 8.00 \(\times\) 10⁸ rad/s
• E) More information is needed.

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Definitions:

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An accounting entry that results in either an increase in assets or a decrease in liabilities on a company's balance sheet or an account record.