The momentum density of an electromagnetic wave is defined
as . The direction of the momentum density denotes the
direction of the propagation of an electromagnetic wave.
At a particular instant, the electric field associated with an
electromagnetic wave propagating in free space is directed along
the positive x-axis and the magnetic field is along the positive
z-axis, as shown in the figure.
What is the direction of propagation for this electromagnetic wave?
The electromagnetic wave propagates:
A. |
along the positive x-axis; |
|
B. |
along the negative x-axis; |
|
C. |
along the positive y-axis; |
|
D. |
along the negative y-axis; |
|
E. |
along the positive z-axis; |
|
F. |
along the negative z-axis. |
The momentum density of an electromagnetic wave is defined as . The direction of the momentum density...
The momentum density of an electromagnetic wave is defined as Pen=€(ĒXB). The direction of the momentum density denotes the direction of the propagation of an electromagnetic wave. At a particular instant, the electric field associated with an electromagnetic wave propagating in free space is directed along the positive x-axis and the magnetic field is along the positive z-axis, as shown in the figure. Z B E What is the direction of propagation for this electromagnetic wave? The electromagnetic wave propagates:...
The momentum density of an electromagnetic wave is defined as Pem=€(ĒxB). The direction of the momentum density denotes the direction of the propagation of an electromagnetic wave. At a particular instant, the electric field associated with an electromagnetic wave propagating in free space is directed along the positive X-axis and the magnetic field is along the positive z-axis, as shown in the figure. Z B E What is the direction of propagation for this electromagnetic wave? The electromagnetic wave propagates:...
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