(25%) Problem 1: The electric eld in an electromagnetic wave is in the y-djrection and described by Ey = Egcosch - wt), where E0 = 385 N/C. Randomized Variables E0 = 385 MC E Q? 25% Part (a) If the electromagnetic wave is traveling in the xdirection in vacuum, what is the direction of the magnetic eld? 2 direction. V Correct! I) A 25% Part (b) Express the amplitude of the magnetic eld, B0, in terms of E0 and the speed of light c. Grade Sum BO = | Deductions Potential Submission Attempts re: M per att z theexpertta.co I) A 14% Part (a) Express the wavelength of the wave, 1, in terms of T and the speed of light, c. Grade Summary A = I Deductions Potential 10 a. [3 y ( 7 8 9 Submissions Attempts remaining 9 Bmax c 4 5 6 am per attempt) d g h 1 2 3 detailed view 1 j k + - 0 m P T 10 Submit Hint _ I give up! Hints: 0% deduction per hint. Hints remaining: 1 Feedback: 0% deduction per feedback. i A 14% Part (b) Solve for the numerical value of A in m. E A 14% Part (c) Write the equation of the frequency, f, in terms of T. E A 14% Part (d) Solve for the numerical value of f in Hz. E A 14% Part (e) The magnetic eld reaches its maximum value, Bmax = 7.1 x 10'6 T, in the z direction at some point and at some instant. Express the magnitude of the electric eld at this position and time, Emax, in terms of Bmax. E A 14% Part (1) Solve for the numerical value of Em\" in Wm. H A 14% Part (g) What is the direction of the electric eld at this position and time