Question

In an electromagnetic wave traveling south, the E field oscillates in the east-west direction and has a peak strength of 1.0 V/m.

What is the peak strength of the magnetic field, and what is its direction?

Answer in T, and direction (s).

Please show all work and formulas for this question.

Answer #1

If the magnetic field of an electromagnetic wave is in the
+-direction and the electric field of the wave is in the
+-direction, the wave is traveling in the
-x-direction.
-y-direction.
+z-direction.
xy-plane.
-z-direction.

Problem 1
An electromagnetic wave propagates along the +y direction. If
the electric field at the origin is along the +z direction, what is
the direction of the magnetic field
2
If an electromagnetic wave has components Ey = E0 sin(kx - ?t)
and Bz = B0 sin(kx - ?t), in what direction is it traveling?

Find the intensity of the electromagnetic wave described in each
case.
(a) an electromagnetic wave with a wavelength of 730 nm and a
peak electric field magnitude of 1.1 V/m.
W/m2
(b) an electromagnetic wave with an angular frequency of 6.1 ?
1018 rad/s and a peak magnetic field magnitude of
10?10 T.
W/m2

Consider a sinusoidal electromagnetic wave propagating in the +x
direction, whose electric field is parallel to the y axis. The wave
has wavelength 475 nm, and the electric field has amplitude 3.20 x
10^-3 V m-1. What is the frequency of the wave? What is the
amplitude of the magnetic field? What are the vector equations for
E(x,t) and B(x,t)?

At
a given instant time, a traveling EM wave is noted to have its
maximum magnetic field pointing west and its maximum electric field
pointing south.
Part A
In which direction is the wave traveling? North-
Downward-South-Upward-West or East?
Part B
If the rate of energy flow is 530 W/m^2, what are the maximum
values for the two fields?
Part C

Indicate the direction of the magnetic force of:
Note: North (+y), East (+x), South (-y), West (-x), Upward (+z)
and Downward (-z)
Question
1) an electron moving upward in a magnetic
field directed East
2) a proton moving Downward in a magnetic field
directed North
3) a neutron moving East in a magnetic field
directed Downward
4) a stationary proton in a magnetic field directed
East
5) a +10 C point charge moving West in a
magnetic field directed East...

A proton, traveling with a velocity of 4.9 × 106 m/s
due east, experiences a maximum magnetic force of 8.0 ×
10-14 N. The direction of the force is straight down,
toward the surface of the earth. What is the magnitude and
direction of the magnetic field B, assumed perpendicular
to the motion?
B = Number ___
B) Units ____ ( W,J,No units,V,m,C,T. A, V/m) options
C)____
East, South, West or North
the tolerance is +/-2%

A particular electromagnetic wave has a peak magnetic field
strength of 5 x 10-5 T. What is the average intensity of the
electromagnetic wave?

Al electromagnetic wave of 4.0 GHz has an electric field, E(z/t)
and a magnitude of E0 + = 120π.If the wave propagastes throguh a
material with conductivity σ = 7.5 x 10−3 S/m, relative
permeability µr = 1.0, and relative permittivity εr = 14.0:
a. Determine the constant of propagation, γ = α + jβ.
b. Determine the intrinsic impedance, η.
c. Determine the velocity oft he phase of the wave.
d. Determine the ”skin depth”.
e. Determine the value...

A plane electromagnetic wave, with wavelength 4.0 m, travels in
vacuum in the positive direction of an x axis. The
electric field, of amplitude 270 V/m, oscillates parallel to the
y axis. What are the (a) frequency,
(b) angular frequency, and (c)
angular wave number of the wave? (d) What is the
amplitude of the magnetic field component? (e)
Parallel to which axis does the magnetic field oscillate?
(f) What is the time-averaged rate of energy flow
associated with this...

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