Essential University Physics (3rd Edition)
3rd Edition
ISBN: 9780134202709
Author: Richard Wolfson
Publisher: PEARSON
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Chapter 29.5, Problem 29.3GI
To determine
The direction of propagation of
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The electric field of a sinusoidal electromagnetic wave obeys the equationE = -(375 V / m) sin[ (5.97 x 10 rad/s)t + (1.99 x 10 rad/s )x]
(a) What are the amplitudes of the electric and magnetic fields of this wave? (b) What are the frequency,wavelength, and period of the wave? Is this light visible to humans? (c) What is the speed of the wave
The instantaneous value of the y-component of a sinusoidal electromagnetic wave is given by E = -(420 V/m)sin[(6.24 x 1015 rad/s)t + (2.33 x 10 rad/m)a]
(i) What are the amplitudes of the electric and magnetic fields of this wave?
(ii) Is this wave in region of visible to human's eye?
(iii) What is the speed of the wave?
O a. (i) 1.40 x 10 6T (ii) yes (iii) 2.68 x 10° m/s
O b. (i) 1.40 x 10 5 T (ii) no (iii) 26.8 × 10% m/s
O C. (1) 1.40 x 10 5 T (ii) yes (iii) 2.68 × 10 m/s
O d. (i) 1.40 x 10 5 T (ii) yes (iii) 26.8 x 108 m/s
O e. (i) 1.40 x 10 6 T (ii) no (iii) 2.68 x 10% m/s
A sinusoidal electromagnetic wave is propagating in vacuum in the +z-direction. If at a particular instant and at a certain point in space the electric field is in the +x-direction and has magnitude 4.00 V/m, what are the magnitude and direction of the magnetic field of the wave at this same point in space and instant in time?
Chapter 29 Solutions
Essential University Physics (3rd Edition)
Ch. 29.2 - Would you expect to find a magnetic field between...Ch. 29.5 - Prob. 29.3GICh. 29.6 - Prob. 29.4GICh. 29.7 - Prob. 29.5GICh. 29.8 - Lasers 1 and 2 emit light of the same color, and...Ch. 29 - Why is Maxwells modification of Ampres law...Ch. 29 - Prob. 2FTDCh. 29 - Is there displacement current in an...Ch. 29 - Prob. 4FTDCh. 29 - Prob. 5FTD
Ch. 29 - When astronomers observe a supernova explosion in...Ch. 29 - Turning a TV antenna so its rods point vertically...Ch. 29 - The Sun emits about half of its...Ch. 29 - An LC circuit is made entirely from...Ch. 29 - Prob. 10FTDCh. 29 - The intensity of light drops as the inverse square...Ch. 29 - Electromagnetic waves dont readily penetrate...Ch. 29 - Prob. 13ECh. 29 - Prob. 14ECh. 29 - The fields of an electromagnetic wave are E = Ep...Ch. 29 - A radio waves electric field is given by the...Ch. 29 - A light-minute is the distance light travels in 1...Ch. 29 - Your intercontinental telephone call is carried by...Ch. 29 - An airplanes radar altimeter works by bouncing...Ch. 29 - Roughly how long does it take light to travel 1...Ch. 29 - If you speak via radio from Earth to an astronaut...Ch. 29 - What are the wavelengths of (a) a 100-MHz FM radio...Ch. 29 - A 60-Hz power line emits electromagnetic...Ch. 29 - Microwave ovens for consumers use operate at 2.45...Ch. 29 - Prob. 25ECh. 29 - Prob. 26ECh. 29 - Vertically polarized light passes through a...Ch. 29 - Prob. 28ECh. 29 - Prob. 29ECh. 29 - Estimate the peak electric field inside a 1.1-kW...Ch. 29 - Prob. 31ECh. 29 - Prob. 32ECh. 29 - Your university radio station has a 5.0-kW radio...Ch. 29 - Prob. 34PCh. 29 - Youre engineering a new cell phone, and youd like...Ch. 29 - Prob. 36PCh. 29 - The medical profession divides the ultraviolet...Ch. 29 - Prob. 38PCh. 29 - Prob. 39PCh. 29 - A polarizer blocks 75% of a polarized light beam....Ch. 29 - Prob. 41PCh. 29 - Unpolarized light of intensity S0 passes first...Ch. 29 - Prob. 43PCh. 29 - Prob. 44PCh. 29 - High microwave intensities can cause biological...Ch. 29 - Use the fact that sunlight intensity at Earths...Ch. 29 - A quasar 10 billion light-years from Earth appears...Ch. 29 - Prob. 48PCh. 29 - Prob. 49PCh. 29 - Find the peak electric and magnetic fields 1.5 m...Ch. 29 - A typical fluorescent lamp is a little more than 1...Ch. 29 - Prob. 52PCh. 29 - A laser produces an average power of 7.0 W in a...Ch. 29 - Prob. 54PCh. 29 - A 65-kg astronaut is floating in empty space. If...Ch. 29 - Prob. 56PCh. 29 - A white dwarf star is approximately the size of...Ch. 29 - Use appropriate data from Appendix E to calculate...Ch. 29 - Prob. 59PCh. 29 - Prob. 60PCh. 29 - In a stack of polarizing sheets, each sheet has...Ch. 29 - Prob. 62PCh. 29 - Prob. 63PCh. 29 - Maxwells equations in a dielectric resemble those...Ch. 29 - Prob. 65PCh. 29 - Your roommates father is CEO of a coal company, so...Ch. 29 - The Voyager I spacecraft is now beyond the outer...Ch. 29 - Prob. 68PCh. 29 - Prob. 69PCh. 29 - The table below shows the intensity of the radio...Ch. 29 - If a sunlight-powered sailing spacecraft...Ch. 29 - Prob. 72PPCh. 29 - A sail capable of propelling a spacecraft to the...Ch. 29 - Prob. 74PP
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