Write equations for both the electric and magnetic fields for an electromagnetic wave (an X-ray) that...
Write equations for both the electric and magnetic fields for an electromagnetic wave (an X-ray) that has a frequency of 9.5 ✕ 1018 Hz and a peak magnetic field magnitude of 10−10 T. (Use the following as necessary: t and x. Assume that E is in volts per meter, B is in teslas, t is in seconds, and x is in meters. Do not include units in your answer. Assume that E = 0 and B = 0 when x = 0 and t = 0.)
Find:
|
E(x, t) |
= | |
|
B(x, t) |
Homework Answers
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Write equations for both the electric and magnetic fields for an
electromagnetic wave (an X-ray) that...
Write equations for both the electric and magnetic fields for an electromagnetic wave in the red...
Write equations for both the electric and magnetic fields for an electromagnetic wave in the red part of the visible spectrum that has a wavelength of 697 nm and a peak electric field magnitude of 2.4 V/m. (Use the following as necessary: t and X. Assume that E is in volts per meter, B is in teslas, t is in seconds, and x is in meters. Do not include units in your answer. Assume that E = and B =...
Find the intensity of the electromagnetic wave described in each case (a) an electromagnetic wave with...
Find the intensity of the electromagnetic wave described in each case (a) an electromagnetic wave with a wavelength of 595 nm and a peak electric field magnitude of 8.3 V/m W/m2 (b) an electromagnetic wave with an angular frequency of 5.5 x 1018 rad/s and a peak magnetic field magnitude of 10-10 T. W/m2
For an electromagnetic wave, A. the electric and magnetic fields are perpendicular to each other and...
For an electromagnetic wave, A. the electric and magnetic fields are perpendicular to each other and to the direction of propagation B. the ratio of the electric and magnetic fields strengths is proportional to the speed of propagation C. the ratio of the electric and magnetic fields strengths is always less than the speed of propagation. D. the electric and magnetic fields are parallel to each other and to the direction of propagation. E. A & B F. C&D 10....
At an instant in time, the electric and magnetic fields of an electromagnetic wave are given...
At an instant in time, the electric and magnetic fields of an electromagnetic wave are given by E = −6.23 ✕ 10−3k V/m and B = −2.08 ✕ 10−11i T. Find the Poynting vector for this wave. (Express your answer in vector form.)
At an instant in time, the electric and magnetic fields of an electromagnetic wave are given...
At an instant in time, the electric and magnetic fields of an electromagnetic wave are given by E = −4.37 ✕ 10−3k V/m and B = −1.46 ✕ 10−11i T. Find the Poynting vector for this wave. (Express your answer in vector form.) S = ____ W/m2
Consider an electromagnetic wave traveling through empty space described by the electric and magnetic fields given....
Consider an electromagnetic wave traveling through empty space
described by the electric and magnetic fields given. In which
direction is this wave traveling? Find the magnitude (in terms of
alpha) and the direction of the constant vector G. What is the
wavelength and frequency of this wave?
Consider an electromagnetic wave travelling through empty space described by the electric and magnetic fields where ? and L are positive constants and G is a constant vector. (a) [1 pt] In which...
The magnetic field of an electromagnetic wave is given by where B is measured in Tesla,...
The magnetic field of an electromagnetic wave is given by
where B is measured in Tesla, x in meters, and t in seconds.
a) What is the wavelength of the wave? Enter your answer in
nm.
b) What is the frequency (not the angular
frequency) of the wave? Enter your answer in THz (terra-hertz),
where 1 THz = 1012 Hz.
c) What is the amplitude of the wave's electric field? Enter
your answer in V/m.
d) What is the average...
An Electromagnetic Wave A sinusoidal electromagnetic wave of frequency 43.0 MHz travels in free space in...
An Electromagnetic Wave A sinusoidal electromagnetic wave of frequency 43.0 MHz travels in free space in the x-direction as in the figure. At some instant, a plane electromagnetic wave moving in the x direction has a maximum electric field of 725 N/C in the positive y direction. (a) Determine the wavelength and period of the wave. SOLUTION plane. Conceptualize Imagine the wave in the figure moving to the right along the x-axis, with the electric and magnetic fields oscillating in...
(6%) Problem 3: The magnetic field of an electromagnetic wave is described by By = Bocos(kor...
(6%) Problem 3: The magnetic field of an electromagnetic wave is described by By = Bocos(kor - wt), where Bo = 2.5 x 10-6 T and w=2.5 107 rad/s. Randomized Variables Bo = 2.5 x 10-61 w=2.5 * 107 rad/s A 20% Part (a) What is the amplitude of the corresponding electric field oscillations, Eo, in terms of Bo? Eo=1 G D PO a 00 HOME B 0 d 7 TA 4 8 9 6 St A Во 5 с...
At one instant, the electric and magnetic fields at one point of an electromagnetic wave are...
At one instant, the electric and magnetic fields at one point of an electromagnetic wave are E = (300 i - 400 j + 100 k) V/m and B = B_0 (6.5 i + 3.8 j - a k) T. a) What are the values of a and B_0? b) What is the Poynting vector at this time and position?
Write equations for both the electric and magnetic fields for an electromagnetic wave in the red part of the visible spectrum that has a wavelength of 697 nm and a peak electric field magnitude of 2.4 V/m. (Use the following as necessary: t and X. Assume that E is in volts per meter, B is in teslas, t is in seconds, and x is in meters. Do not include units in your answer. Assume that E = and B =...
Find the intensity of the electromagnetic wave described in each case (a) an electromagnetic wave with a wavelength of 595 nm and a peak electric field magnitude of 8.3 V/m W/m2 (b) an electromagnetic wave with an angular frequency of 5.5 x 1018 rad/s and a peak magnetic field magnitude of 10-10 T. W/m2
For an electromagnetic wave, A. the electric and magnetic fields are perpendicular to each other and to the direction of propagation B. the ratio of the electric and magnetic fields strengths is proportional to the speed of propagation C. the ratio of the electric and magnetic fields strengths is always less than the speed of propagation. D. the electric and magnetic fields are parallel to each other and to the direction of propagation. E. A & B F. C&D 10....
Consider an electromagnetic wave traveling through empty space
described by the electric and magnetic fields given. In which
direction is this wave traveling? Find the magnitude (in terms of
alpha) and the direction of the constant vector G. What is the
wavelength and frequency of this wave?
Consider an electromagnetic wave travelling through empty space described by the electric and magnetic fields where ? and L are positive constants and G is a constant vector. (a) [1 pt] In which...
The magnetic field of an electromagnetic wave is given by
where B is measured in Tesla, x in meters, and t in seconds.
a) What is the wavelength of the wave? Enter your answer in
nm.
b) What is the frequency (not the angular
frequency) of the wave? Enter your answer in THz (terra-hertz),
where 1 THz = 1012 Hz.
c) What is the amplitude of the wave's electric field? Enter
your answer in V/m.
d) What is the average...
An Electromagnetic Wave A sinusoidal electromagnetic wave of frequency 43.0 MHz travels in free space in the x-direction as in the figure. At some instant, a plane electromagnetic wave moving in the x direction has a maximum electric field of 725 N/C in the positive y direction. (a) Determine the wavelength and period of the wave. SOLUTION plane. Conceptualize Imagine the wave in the figure moving to the right along the x-axis, with the electric and magnetic fields oscillating in...
(6%) Problem 3: The magnetic field of an electromagnetic wave is described by By = Bocos(kor - wt), where Bo = 2.5 x 10-6 T and w=2.5 107 rad/s. Randomized Variables Bo = 2.5 x 10-61 w=2.5 * 107 rad/s A 20% Part (a) What is the amplitude of the corresponding electric field oscillations, Eo, in terms of Bo? Eo=1 G D PO a 00 HOME B 0 d 7 TA 4 8 9 6 St A Во 5 с...
At one instant, the electric and magnetic fields at one point of an electromagnetic wave are E = (300 i - 400 j + 100 k) V/m and B = B_0 (6.5 i + 3.8 j - a k) T. a) What are the values of a and B_0? b) What is the Poynting vector at this time and position?
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