College Physics 1st Edition
ISBN: 9781938168000
Author: Paul Peter Urone, Roger Hinrichs
Publisher: Paul Peter Urone, Roger Hinrichs
1 Introduction: The Nature Of Science And Physics 2 Kinematics 3 Two-dimensional Kinematics 4 Dynamics: Force And Newton's Laws Of Motion 5 Further Applications Of Newton's Laws: Friction, Drag, And Elasticity 6 Uniform Circular Motion And Gravitation 7 Work, Energy, And Energy Resources 8 Linear Momentum And Collisions 9 Statics And Torque 10 Rotational Motion And Angular Momentum 11 Fluid Statics 12 Fluid Dynamics And Its Biological And Medical Applications 13 Temperature, Kinetic Theory, And The Gas Laws 14 Heat And Heat Transfer Methods 15 Thermodynamics 16 Oscillatory Motion And Waves 17 Physics Of Hearing 18 Electric Charge And Electric Field 19 Electric Potential And Electric Field 20 Electric Current, Resistance, And Ohm's Law 21 Circuits And Dc Instruments 22 Magnetism 23 Electromagnetic Induction, Ac Circuits, And Electrical Technologies 24 Electromagnetic Waves 25 Geometric Optics 26 Vision And Optical Instruments 27 Wave Optics 28 Special Relativity 29 Introduction To Quantum Physics 30 Atomic Physics 31 Radioactivity And Nuclear Physics 32 Medical Applications Of Nuclear Physics 33 Particle Physics 34 Frontiers Of Physics Chapter24: Electromagnetic Waves
Chapter Questions Section: Chapter Questions
Problem 1CQ: The direction of the electric field shown in each part of Figure 24.5 is that produced by the charge... Problem 2CQ: Is the direction of the magnetic field shown in Figure 24.6 (a) consistent with the right—hand rule... Problem 3CQ: Why is the direction of the current shown in each part of Figure 24.6 opposite to the electric field... Problem 4CQ: In which situation shown in Figure 24.24 will the electromagnetic wave be more successful in... Problem 5CQ: In which situation shown in Figure 24.25 will the electromagnetic wave be more successful in... Problem 6CQ: Should the straight wire antenna of a radio he vertical or horizontal to best receive radio waves... Problem 7CQ: Under what conditions might wires in a DC circuit emit electromagnetic waves? Problem 8CQ: Give an example of interference of electromagnetic waves. Problem 9CQ: Figure 24.26 shows the interference pattern of two radio antennas broadcasting the same signal.... Problem 10CQ: Can an antenna be any length? Explain your answer. Problem 11CQ: If you live in a region that has a particular TV station, you can sometimes pick up some at its... Problem 12CQ: Explain why people who have the lens of their eye removed because of cataracts are able to see... Problem 13CQ: How do ?uorescent soap residues make clothing look “brighter and whiter” in Outdoor light? Would... Problem 14CQ: Give an example of resonance in the reception of electromagnetic waves. Problem 15CQ: Illustrate that the size of details of an object that can be detected with electromagnetic waves is... Problem 16CQ: Why don't buildings block radio waves as completely as they do visible light? Problem 17CQ: Make a list of some everyday objects and decide whether they are transparent or opaque to each of... Problem 18CQ: Your friend says mat more patterns and colors can be seen on the wings of birds if viewed in... Problem 19CQ: The rate at which information can be transmitted on an electromagnetic wave is proportional to the... Problem 20CQ: Give an example of energy carried by an electromagnetic wave. Problem 21CQ: In an MRI scan, a higher magnetic field requires higher frequency radio waves to resonate with the... Problem 22CQ: Laser vision correction often uses an excimer laser that produces 193-nm electromagnetic radiation.... Problem 1PE: Verify that the correct value for the speed of light c is obtained when numerical values for the... Problem 2PE: Show that, when SI units for 0 and 0 are entered, the units given by the right-hand side of the... Problem 3PE: What is the maximum electric field strength in an electromagnetic wave that has a maximum magnetic... Problem 4PE: The maximum magnetic field strength of an electromagnetic field is 5106T. Calculate the maximum... Problem 5PE: Verify the units obtained for magnetic field strength B in Example 24.1 (using the equation B=Ec )... Problem 6PE: (a) Two microwave frequencies are authorized for use in microwave ovens: 900 and 2560 MHZ. Calculate... Problem 7PE: (a) Calculate the range of wavelength for AM radio given its frequency range is 540 to 1600 kHz. (b)... Problem 8PE: A radio station utilizes frequencies between commercial AM and FM. What is the frequency of a... Problem 9PE: Find the frequency range of visible light, given that it encompasses wavelengths from 330 to 760 nm. Problem 10PE: Combing your hair leads to excess electrons on the comb. How fast would you have to move the comb up... Problem 11PE: Electromagnetic radiation having a 15.0m wavelength is classified as infrared radiation. What is its... Problem 12PE: Approximately what is the smallest detail observable with a microscope that uses ultraviolet light... Problem 13PE: A radar used to detect the presence of aircraft receives a pulse that has reflected off an object... Problem 14PE: Some radar systems detect the size and shape of objects such as aircraft and geological terrain.... Problem 15PE: Determine the amount of time it takes for X-rays of frequency 31018Hz to travel (a) 1 mm and (b) 1... Problem 16PE: If you wish to detect details of the size of atoms (about 11010m ) with electromagnetic radiation,... Problem 17PE: If the Sun suddenly turned off, we would not know it until its light stopped coming. How long would... Problem 18PE: Distances in space are often quoted in units of light years, the distance light travels in one year.... Problem 19PE: A certain 50.0-Hz AC power line radiates an electromagnetic wave having a maximum electric field... Problem 20PE: During normal bee?ng, the heat creates a maximum 4.00mv potential across 0.300 m of a person’s... Problem 21PE: (a) The ideal size (most efficient) for a broadcast antenna with one end on the ground is onefourth... Problem 22PE: (a) What is the wavelength of 100MHz radio waves used in an MRI unit? (b) If the frequencies are... Problem 23PE: (a) What is the frequency at the 193-nm ultraviolet radiation used in laser eye surgery? (b)... Problem 24PE: TV-reception antennas for VHF are constructed with cross wires supported at their centers, as shown... Problem 25PE: Conversations with astronauts on lunar walks had an echo that was used to estimate the distance to... Problem 26PE: Lunar astronauts placed a reflector on the Moon's Surface, off which a laser beam is periodically... Problem 27PE: Radar is used to determine distances to various objects by measuring the round-trip time for an echo... Problem 28PE: Integrated Concepts (a) Calculate the ratio of the highest to lowest frequencies of electromagnetic... Problem 29PE: Integrated Concepts (a) Calculate the rate in watts at which heat transfer through radiation occurs... Problem 30PE: What is the intensity of an electromagnetic wave with a peak electric field strength of 125 V/m? Problem 31PE: Find the intensity of an electromagnetic wave having a peak magnetic field strength of 4.00109T. Problem 32PE: Assume the helium-neon lasers commonly used in student physics laboratories have power outputs of... Problem 33PE: An AM radio transmitter broadcasts 50.0 kW of power uniformly in all directions. (a) Assuming all of... Problem 34PE: Suppose the maximum safe intensity of microwaves for human exposure is taken to be 1.00 W/m2. (a) If... Problem 35PE: A 2.50-m-diameter university communications satellite dish receives TV signals that have a maximum... Problem 36PE: Lasers can be constructed that produce an extremely high intensity electromagnetic wave for a brief... Problem 37PE: Show that for a continuous sinusoidal electromagnetic wave, the peak intensity is twice the average... Problem 38PE: Suppose a source of electromagnetic waves radiates uniformly in all directions in empty space where... Problem 39PE: Integrated Concepts An LC circuit with a 5.00pF capacitor oscillates in such a manner as to radiate... Problem 40PE: Integrated Concepts What capacitance is needed in series with an 800H inductor to form a circuit... Problem 41PE: Integrated Concepts Police radar determines the speed of motor vehicles using the same Doppler-shift... Problem 42PE: Integrated Concepts Assume the mostly infrared radiation from a heat lamp acts like a continuous... Problem 43PE: Integrated Concepts On its highest power se1ting, a microwave oven increases the temperature of... Problem 44PE: Integrated Concepts Electromagnetic radiation from a 5.00-mw laser is concentrated on a 1.00m2 area.... Problem 45PE: Integrated Concepts A 200-turn flat coil of wire 30.0 cm in diameter acts as an antenna for FM radio... Problem 46PE: Integrated Concepts If electric and magnetic field strengths vary sinusoidally in time, being zero... Problem 47PE: Unreasonable Results A researcher measures the wavelength of a 1.20-GHz electromagnetic wave to be... Problem 48PE: Unreasonable Results The peak magnetic field strength in a residential microwave oven is 9.20105T.... Problem 49PE: Unreasonable Results An LC circuit containing a 2.00-H inductor oscillates at such a frequency that... Problem 50PE: Unreasonable Results An LC circuit containing a 1.00-pF capacitor oscillates at such a frequency mat... Problem 51PE: Create Your Own Problem Consider electromagnetic fields produced by high voltage power lines.... Problem 52PE: Create Your Own Problem Consider the most recent generation of residential satellite dishes that are... Problem 8CQ: Give an example of interference of electromagnetic waves.
Related questions
What is transferred by electromagnetic waves?
Interaction between an electric field and a magnetic field.
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