What is the wavelength λ of the wave described in the problem introduction?
electric field, E=Eo*sin(k*x-w*t) j
magnetic field, B=Bo*sin(k*x-w*t) k
here,
w is angula frequency
wave number k=2pi/lambda
there fore,
wave length =lambda=2pi/K
What is the wavelength λ of the wave described in the problem introduction?
in the positive direction of A plane electromagnetic wave, with wavelength λ-30m, travels in vacuum. is. The electric field, of amplitude Em 300 V/m, oscillates parallel to the y axis. an P2d [3 points] What is the time averaged rate of energy flow in watts per square meter associated with this wave?
(1) A wave is traveling in the positive y direction with wavelength λ = 12 m and frequency f = 1/6 Hz. At t = 0, there is no displacement of the medium at the origin, but its amplitude is 6m. (a) Write the equation for the displacement of this wave as a function of position and time. (b) Draw a quantitatively accurate history graph (at y = 3m) and snapshot graph (at t = 2s). (c) What is the...
(1) A wave is traveling in the positive-y direction with wavelength λ “ 12 m and frequency f “ 1 6 Hz. At t “ 0, there is no displacement of the medium at the origin, but its amplitude is 6m. (a) Write the equation for the displacement of this wave as a function of position and time. (b) Draw a quantitatively accurate history graph (at y “ 3m) and snapshot graph (at t “ 2s). (c) What is the...
P22.5. A plane wave, of wavelength λ, is normally incident from a vacuum on a large, perfectly conducting sheet. A circular loop of radius a (a < λ) should be at a location at which the induced emf is maximal, as near as possible to the sheet. If the electric field of the incident wave is E, calculate this maximal emf (a) max 4π2a2E /λ. (b) max 2π2a2EA (c) P22.5. A plane wave, of wavelength λ, is normally incident from...
(1) A wave is traveling in the positive-y direction with wavelength λ f Hz. At t is 6m 12 m and frequency 0, there is no displacement of the medium at the origin, but its amplitude a) Write the equation for the displacement of this wave as a function of position and (b) Draw a quantitatively accurate history graph (at y 3m) and snapshot graph (at t 2s) (c) What is the speed of the wave?
The magnetic field of an electromagnetic wave is described by By = B0cos(kx - ωt), where B0 = 3.5 × 10-6 T and ω = 2.5 × 107 rad/s. What is the amplitude of the corresponding electric field oscillations, E0, in terms of B0? What is the frequency of the electromagnetic wave, f, in terms of ω? What is the wavelength of the electromagnetic wave, λ, in terms of ω and the speed of light c?
The magnetic field in a plane monochromatic electromagnetic wave with wavelength λ = 427 nm, propagating in a vacuum in the z-direction is described by B⃗=(B1sin(kz−ωt))(i^+j^)B→=(B1sin(kz−ωt))(i^+j^) where B1 = 7.6 X 10-6 T, and i-hat and j-hat are the unit vectors in the +x and +y directions, respectively. 1) What is k, the wavenumber of this wave? 2) What is zmax, the distance along the positive z-axis to the position where the magnitude of the magnetic field is a maximum...
The variable λ is the wavelength of the each of the component sinusoidal traveling waves that form a standing wave. In terms of λ, what is the distance between adjacent anti-nodes in a standing wave? A picture would be helpful to answer this question
P21.8. A circular wire loop of radius a is situated in a vacuum in the electromagnetic field of a plane wave, of wavelength λ (λ a), and the rms value of the electric field strength E. How should the loop be positioned in order that the emf induced in it be maximal? Determine the rs value of the emin that ca (a)EA.(b)EA. () . ~(aj čmax P21.8. A circular wire loop of radius a is situated in a vacuum in...
For the material described in the previous problem, calculate the wavelength at which a transition from opacity to transparency will occur, and the wave- length at which the reverse transition will occur. Sketch the reflectivity vs. wavelength, with these two wavelengths indicated. 16-6. -3 and 1018 16-5. We form a p-n junction in GaP (E Np 1016 cm3. The dielectric constant is 9, and the effective masses of electrons and holes are 0.35 and 0.5 timeş the free electron mass,...