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Suppose that the electric field amplitude of an electromagnetic wave is E0 =120 N/C and that its frequency is ν=50.0MHz. (a) Determine, B0 ,ω,k,and λ (b) Find the expression for E and B.
04
Sep
Suppose that the electric field amplitude of an electromagnetic wave is E0 =120 N/C and that its frequency is ν=50.0MHz. (a) Determine, B0 ,ω,k,and λ (b) Find the expression for E and B. and λ (b) Find the expression for E and B. B0 K Suppose that the electric field amplitude of an [...]
The amplitude of the magnetic field part of a harmonic electromagnetic wave in vacuum is B0 = 510 nT. What is the amplitude of the electric field part of the wave?
04
Sep
The amplitude of the magnetic field part of a harmonic electromagnetic wave in vacuum is B0 = 510 nT. What is the amplitude of the electric field part of the wave? The amplitude of the magnetic field part of a harmonic electromagnetic wave in vacuum is B0 = 510 nT. What is the [...]
A radio can tune in to any station in the 7.5 MHz to 12 MHz band. What is the corresponding wavelength band?
04
Sep
A radio can tune in to any station in the 7.5 MHz to 12 MHz band. What is the corresponding wavelength band? A radio can tune in to any station in the 7.5 MHz to 12 MHz band. What is the corresponding wavelength band? September 4, 2021 Category: Chapter 8 - Electromagnetic Waves , NCERT [...]
A plane electromagnetic wave travels in vacuum along z-direction. What can you say about the directions of its electric and magnetic field vectors? If the frequency of the wave is 30 MHz, what is its wavelength?
04
Sep
A plane electromagnetic wave travels in vacuum along z-direction. What can you say about the directions of its electric and magnetic field vectors? If the frequency of the wave is 30 MHz, what is its wavelength? A plane electromagnetic wave travels in vacuum along z-direction. What can you say about the directions of its electric [...]
A beam of light travelling along x-axis is described by the magnetic field, B_z = 5.2 x 10^-9T sin omega (t-x/c). The maximum electric forces on alpha particle moving along y-axis with a speed of 3×10^7m/s, is n x 10^-19 N. The value of n is (charge on electron =1.6×10^-19C)
04
Sep
A beam of light travelling along x-axis is described by the magnetic field, B_z = 5.2 x 10^-9T sin omega (t-x/c). The maximum electric forces on alpha particle moving along y-axis with a speed of 3×10^7m/s, is n x 10^-19 N. The value of n is (charge on electron =1.6×10^-19C) A beam of light travelling [...]
A light beam travelling in the x-direction is described by the electric field : E_(y) = 270 “sin” omega(t-(x)/(c)) V/m^1. An electron is constrained to move along the y-direction with a speed of 2.0×10^(7) “ms”^(-1). The maximum electric force and maximum magnetic force on the electron are
04
Sep
A light beam travelling in the x-direction is described by the electric field : E_(y) = 270 “sin” omega(t-(x)/(c)) V/m^1. An electron is constrained to move along the y-direction with a speed of 2.0×10^(7) “ms”^(-1). The maximum electric force and maximum magnetic force on the electron are Suppose that the electric field part of an [...]
A laser beam has intensity 2.5 × 10^14 W m^-2 . The amplitudes of electric and magnetic fields in the beam respectively are
04
Sep
A laser beam has intensity 2.5 × 10^14 W m^-2 . The amplitudes of electric and magnetic fields in the beam respectively are A laser beam has intensity 2.5 × 10^14 W m^-2 . The amplitudes of electric and magnetic fields in the beam respectively are September 4, 2021 Category: Chapter 8 - Electromagnetic Waves [...]
A plane electromagnetic wave in the visible region is moving along the Z-direction. The frequency of the wave is 0.5×10^(15) Hz and the electric field at any point is varying sinusoidally with time with an amplitude of 1V/m. The average value of energy densities of the electric and magnetic fields respectively are
04
Sep
A plane electromagnetic wave in the visible region is moving along the Z-direction. The frequency of the wave is 0.5×10^(15) Hz and the electric field at any point is varying sinusoidally with time with an amplitude of 1V/m. The average value of energy densities of the electric and magnetic fields respectively are Suppose that the [...]
In a region of free space during the propagation of electromagnetic wave, the electric field at some instant of time is vecE = (90 i + 40 j – 70 k) NC ^(-1) and the magnetic field is vecB =(0.18 i + 0.08 j + 0.30 k) uT. The poynting vector for these field is
04
Sep
In a region of free space during the propagation of electromagnetic wave, the electric field at some instant of time is vecE = (90 i + 40 j – 70 k) NC ^(-1) and the magnetic field is vecB =(0.18 i + 0.08 j + 0.30 k) uT. The poynting vector for these field is [...]
A plane electromagnetic wave moving through free space has an electric field (also referred to as optical field) given by Ex = 0, Ey = 0 and Ez = 10 sin [ 8 pie x 10^14 ( t – x/3×10^8)]V m^-1 The corresponding for density is
04
Sep
A plane electromagnetic wave moving through free space has an electric field (also referred to as optical field) given by Ex = 0, Ey = 0 and Ez = 10 sin [ 8 pie x 10^14 ( t – x/3×10^8)]V m^-1 The corresponding for density is A plane electromagnetic wave moving through free space has [...]