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Part A At one instant, the electric and magnetic fields at one point of an electromagnetic wave are Ē= (2404 + 340 ; - 50) V/m and B=(7.1î – 7.93 +ak)Bo. What is the value of a? Express your answer using two significant figures. View Available Hint(s) a = -20 Submit Previous Answers Correct Part B What is the value of Bo? Express your answer using two significant figures in microteslas. View Available Hint(s) IVO AXO . ? Bo = 700 = T Submit Previous Answers

Part C What is the Poynting vector at this time and position? Find the x-component. Express your answer to two significant figures and include the appropriate units. View Available Hint(s) HÅ ? Sx = Value Units Submit Part D Find the y-component of the Poynting vector. Express your answer to two significant figures and include the appropriate units. View Available Hint(s) MÅ FA . ? Sy = Value Units Submit

Part E Find the z-component of the Poynting vector. Express your answer to two significant figures and include the appropriate units. View Available Hint(s) DL μΑ ? S = Value Units Submit