A sinusoidal electromagnetic wave is propagating in vacuum in the +Y direction. If the magnetic field is in the –z direction and has a magnitude of 2.50 nT at some instant in time and at a certain location in space, what is the magnitude and direction of the electric field at this same instant in time and location in space? O A. 0.750 V/m, in the +x direction O B. 0.750 V/m, in the –x direction O C. 750 V/m, in the +x direction O D. 0.750 V/m, in the -x direction
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- An electromagnetic wave has a peak magnetic field component of magnitude 1.5 x 10^-7 T and peak electric field component of 45 N/C. What is the value of the wave intensit? [40 = 4mx10-7 T.m/A] O 2.69 W/m 2 O 8.67 W/m^2 O 10.9 W/m 2 4.47 W/m 2EM radiation has an average intensity of 2200 W/m2. Which of the following statements about the E or B fields in this radiation is correct? a. Emax = 910.3 N/C b. Erms = 1020.1 N/C c. Brms = 3.03 x 10-6 T d. Bmax = 6.06 x 10-6 TAt a particular time and location, an electromagnetic wave has an electric field magnitude of 4.10 V/m. What is the magnetic field magnitude at this same time and location? Your answer should be in T, but do not include the units in the answer box.
- At some instant and location, the electric field associated with an electromagnetic wave in vacuum has the strength 97.9 V/m. Find the magnetic field strength ?, the total energy density ?, and the power flow per unit area, all at the same instant and location. ?= T ?= J/m3 power flow per unit area: W/m2Lasers can be constructed that produce an extremely high intensity electromagnetic wave for a brief time. These devices are called pulsed lasers and can be used to ignite nuclear fusion, for example. Consider a pulsed laser that produces an electromagnetic wave with a maximum electric field strength of 1.25×10^11 V/m for a duration of 1.00 ns. What energy does it deliver on a 1.00 mm^2 area? Give your answer in units of kilojoules.The magnitude of the electric field between the two circular parallel plates in the figure isE = (5.3 × 106)-(4.9 × 105t),with E in volts per meter and t in seconds. At t = 0, the field is upward. The plate area is 5.5 × 10-2 m2. For t > 0, what is the magnitude of the displacement current between the plates?
- An EM wave has a magnetic field strength of 5.00×10^−4 [T]. What is its electric field strength when travelling in a medium with n=1.50? A. 1.00×10^5[V/m] B. 1.50×10^5[V/m] C. 3.00×10^11[V/m] D. 6.00×10^11[V/m]The average intensity of an EM wave is 4.50×10^7 W/m^2. What is the peak amplitude of the electric field of this wave? What is the peak amplitude of the magnetic field of this wave?An electromagnetic wave in vacuum has an electric field amplitude of 510 V/m. Calculate the amplitude of the corresponding magnetic field. nT
- Suppose you have an electric field as a result of superposition of two waves given by Ē(z, t) = Eo cos(kz - wt) + Eo cos(kz + wt)â. a. Simplify Ē(z, t) as one term and find its associated magnetic field b. Find the instantaneous and time-averaged energy density.An electromagnetic wave with frequency 65.0 Hz travels in an insulating magnetic material that has dielectric constant 3.64 and relative permeability 5.18 at this frequency. The electric field has amplitude 7.20 × 10-³ V/m. Part A What is the speed of propagation of the wave? 17 ΑΣΦ V= Submit Request Answer Part B What is the wavelength of the wave? ΠΙ ΑΣΦ X = Submit Request Answer ? ? m/s mA plane electromagnetic wave is traveling in a vacuum. The magnetic field is directed along the z-axis and given by: B, = 3.0µT sin ((1.0 × 107 )x - (3.0 × 1015 )t ) a) Determine the wavelength , of the wave. b) What is the frequency, f, of the wave in Hertz? c) Determine the maximum strength of the B-field. d) Determine the maximum strength of the E-field and it direction. e) Can you find a time and place when the B-field is zero? f) What is the strength of the E-field when the B-filed is zero?