Physics: Principles with Applications
7th Edition
ISBN: 9780321625922
Author: Douglas C. Giancoli
Publisher: Addison-Wesley
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Chapter 22, Problem 22P
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Suppose a 60HZ EM wave is a sinusoidal wave propagating in the z direction with E pointing in the
x direction and Eo = 2.00V/m. Write the vector expressions for the electric field and magnetic field
%3D
vectors as a function of position and time.
A sinusoidal electromagnetic wave is propagating in vacuum in the +y direction. If the magnetic field
is in the -z direction and has a magnitude of 2.50 nT at some instant in time and at a certain
location in space, what is the magnitude and direction of the electric field at this same instant in time
and location in space?
O A. 0.750 V/m, in the +x direction
O B. 0.750 V/m, in the -x direction
O C. 750 V/m, in the +x direction
O D. 0.750 V/m, in the -x direction
In an EM wave traveling west, the B field oscillates up and down vertically and has a frequency of 86.0 kHz and an rms strength of 7.15×10−9T. Assume that the wave travels in free space.
What is the frequency and the rms strength of the electric field?
What is the direction of its oscillation?
Chapter 22 Solutions
Physics: Principles with Applications
Ch. 22 - Prob. 1OQCh. 22 - Prob. 1QCh. 22 - Prob. 2QCh. 22 - Prob. 3QCh. 22 - Prob. 4QCh. 22 - Prob. 5QCh. 22 - Prob. 6QCh. 22 - Prob. 7QCh. 22 - Prob. 8QCh. 22 - Prob. 9Q
Ch. 22 - Prob. 10QCh. 22 - Prob. 11QCh. 22 - Prob. 12QCh. 22 - Prob. 1MCQCh. 22 - Prob. 2MCQCh. 22 - Prob. 3MCQCh. 22 - Prob. 4MCQCh. 22 - Prob. 5MCQCh. 22 - Prob. 6MCQCh. 22 - Prob. 7MCQCh. 22 - Prob. 8MCQCh. 22 - Prob. 9MCQCh. 22 - Prob. 10MCQCh. 22 - Prob. 11MCQCh. 22 - Determine the rate at which the electric field...Ch. 22 - Calculate the displacement current IDbetween the...Ch. 22 - Prob. 3PCh. 22 - A 1500-nF capacitor with circular parallel plates...Ch. 22 - Prob. 5PCh. 22 - If the magnetic field in a traveling EM wave has a...Ch. 22 - 7. (I) In an EM wave traveling west, theBfield...Ch. 22 - Prob. 8PCh. 22 - Prob. 9PCh. 22 - An EM wave has a wavelength of 720 nm. What is its...Ch. 22 - Prob. 11PCh. 22 - Prob. 12PCh. 22 - Prob. 13PCh. 22 - Prob. 14PCh. 22 - Prob. 15PCh. 22 - Prob. 16PCh. 22 - Prob. 17PCh. 22 - Prob. 18PCh. 22 - Prob. 19PCh. 22 - Prob. 20PCh. 22 - Prob. 21PCh. 22 - The E field in an EM wave has a peak of 22.5...Ch. 22 - Prob. 23PCh. 22 - Prob. 24PCh. 22 - A spherically spreading EM wave comes from an...Ch. 22 - Prob. 26PCh. 22 - Prob. 27PCh. 22 - Prob. 28PCh. 22 - Prob. 29PCh. 22 - Prob. 30PCh. 22 - Estimate the radiation pressure due to a bulb that...Ch. 22 - What size should the solar panel on a satellite...Ch. 22 - Prob. 33PCh. 22 - Prob. 34PCh. 22 - Prob. 35PCh. 22 - Prob. 36PCh. 22 - Prob. 37PCh. 22 - Prob. 38PCh. 22 - The oscillator of a 98.3-MHz FM station has an...Ch. 22 - Prob. 40PCh. 22 - Prob. 41PCh. 22 - Prob. 42PCh. 22 - Prob. 43PCh. 22 - Prob. 44GPCh. 22 - Prob. 45GPCh. 22 - Prob. 46GPCh. 22 - Prob. 47GPCh. 22 - Prob. 48GPCh. 22 - Prob. 49GPCh. 22 - Prob. 50GPCh. 22 - What are Eo and Bo at a point 2.50 m from a light...Ch. 22 - Prob. 52GPCh. 22 - Prob. 53GPCh. 22 - Prob. 54GPCh. 22 - A radio station is allowed to broadcast at an...Ch. 22 - Prob. 56GPCh. 22 - Prob. 57GPCh. 22 - Prob. 58GPCh. 22 - Prob. 59GPCh. 22 - Prob. 60GPCh. 22 - Prob. 61GP
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- Suppose the magnetic field of an electromagnetic wave is given by B = (1.5 1010) sin (kx t) T. a. What is the maximum energy density of the magnetic field of this wave? b. What is maximum energy density of the electric field?arrow_forwardThe electric field of an electromagnetic wave traveling in vacuum is described by the following wave function: E =(5.00V/m)cos[kx(6.00109s1)t+0.40] j where k is the wavenumber in rad/m, x is in m, t s in Find the following quantities: (a) amplitude (b) frequency (c) wavelength (d) the direction of the travel of the wave (e) the associated magnetic field wavearrow_forwardA plane electromagnetic wave travels northward. At one instant, its electric field has a magnitude of 6.0 V/m and points eastward. What are the magnitude and direction of the magnetic field at this instant?arrow_forward
- What is the intensity of an electromagnetic wave with a peak electric field strength of 125 Vim?arrow_forwardIf the electric field of an electromagnetic wave is oscillating along the z-axis and the magnetic field is oscillating along the x-axis, in what possible direction is the wave traveling?arrow_forwardDuring normal beating, the heart creates a maximum 4.00-mV potential across 0.300 m of a person’s chest, creating a 1.00-Hz electromagnetic wave. (a) What is the maximum electric field strength created? (b) What is the corresponding maximum magnetic field strength in the electromagnetic wave? (C) What is the wavelength of the electromagnetic wave?arrow_forward
- An automobile with a radio antenna 1.0 m long travels at 100.0 km/h in a location where theEarth’s horizontal magnetic field is 5.5105T . What is the maximum possible emf induced in the antenna due to this motion?arrow_forwardA certain 60.0-Hz ac power line radiates an electromagnetic wave having a maximum electric field strength of 13.0 kV/m. (a) What is the wavelength of this very-low-frequency electromagnetic wave? (b) What type of electromagnetic radiation is this wave (b) What is its maximum magnetic field strength?arrow_forwardFigure P24.13 shows a plane electromagnetic sinusoidal wave propagating in the x direction. Suppose the wavelength is 50.0 m and the electric field vibrates in the xy plane with an amplitude of 22.0 V/m. Calculate (a) the frequency of the wave and (b) the magnetic field B when the electric field has its maximum value in the negative y direction. (c) Write an expression for B with the correct unit vector, with numerical values for Bmax, k, and , and with its magnitude in the form B=Bmaxcos(kxt) Figure P24.13 Problems 13 and 64.arrow_forward
- What is the maximum electric field strength in an electromagnetic wave that has a maximum magnetic field strength of 5.00104 (about 10 times Earth's magnetic field)?arrow_forwardDuring normal bee?ng, the heat creates a maximum 4.00mv potential across 0.300 m of a person’s chest, creating a 1.00-Hz electromagnetic wave. (a) What is the maximum electric field strength created? (b) What is the corresponding maximum magnetic field strength in the electromagnetic wave? (c) What is the wavelength of the electromagnetic wave?arrow_forwardA radio station broadcasts at a frequency of 760 kHz. At a receiver some distance from the antenna, the maximum magnetic field of the electromagnetic wave detected is 2.151011T . (a) What is the maximum electric field? (b) What is the wavelength of the electromagnetic wave?arrow_forward
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