Physics of Everyday Phenomena
9th Edition
ISBN: 9781259894008
Author: W. Thomas Griffith, Juliet Brosing Professor
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 16, Problem 1E
Microwaves used in microwave ovens often have a wavelength of about 12 cm. What is the frequency of these waves?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
What is the wavelength of the radio waves from a station broadcasting at 66 MHz? The speed of light is 3 × 108 m/s.
A microwave oven cooks food with microwaves of wavelength 14 cm. What is the frequency of these microwaves?
Microwaves used in microwave ovens often have a wave-
length of about 12 cm. What is the frequency of these
waves?
Chapter 16 Solutions
Physics of Everyday Phenomena
Ch. 16 - What characteristic of the electromagnetic waves...Ch. 16 - Prob. 2CQCh. 16 - Is it possible for an electromagnetic wave to...Ch. 16 - For which of the following characteristicsspeed,...Ch. 16 - Prob. 5CQCh. 16 - What is the color of light with a wavelength of...Ch. 16 - Prob. 7CQCh. 16 - Prob. 8CQCh. 16 - Prob. 9CQCh. 16 - A color TV uses red, green, and blue phosphors to...
Ch. 16 - Skylight is produced by the scattering of the suns...Ch. 16 - Prob. 12CQCh. 16 - Prob. 13CQCh. 16 - Prob. 14CQCh. 16 - If two waves start out in phase with each other,...Ch. 16 - Prob. 16CQCh. 16 - Prob. 17CQCh. 16 - Prob. 18CQCh. 16 - Prob. 19CQCh. 16 - Prob. 20CQCh. 16 - Why do lenses with a reflective coating appear to...Ch. 16 - Prob. 22CQCh. 16 - Prob. 23CQCh. 16 - Prob. 24CQCh. 16 - Prob. 25CQCh. 16 - Prob. 26CQCh. 16 - Can a wave on a guitar string be polarized?...Ch. 16 - Prob. 28CQCh. 16 - Prob. 29CQCh. 16 - Prob. 30CQCh. 16 - Prob. 31CQCh. 16 - Prob. 32CQCh. 16 - Microwaves used in microwave ovens often have a...Ch. 16 - What is the wavelength of the radio waves from a...Ch. 16 - Prob. 3ECh. 16 - Prob. 4ECh. 16 - Light with a wavelength of 700 nm (7 107 m) is...Ch. 16 - Prob. 6ECh. 16 - An orange fringe produced by double-slit...Ch. 16 - Violet light of 425 nm is reflected from a thin...Ch. 16 - An antireflection coating is designed with a...Ch. 16 - Light with a wavelength of 480 nm (4.8 107 m)...Ch. 16 - Prob. 11ECh. 16 - A diffraction grating has 2200 slits or lines...Ch. 16 - Prob. 13ECh. 16 - When passed through a diffraction grating with a...Ch. 16 - Prob. 1SPCh. 16 - Prob. 2SPCh. 16 - Prob. 3SPCh. 16 - A certain soap film has an index of refraction...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- The 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 radio station broadcasts its radio waves with a power of 50,000 W. What would be the intensity of this signal if it is received on a planet orbiting Proxima Centuri, the closest star to our Sun, at 4.243 ly away?arrow_forwardA device called an insolation meter is used to measure the intensity of sunlight. It has an area of 100 cm2 and registers 6.50 W. What is the intensity in W/m2?arrow_forward
- A typical microwave oven operates at a frequency of 2.45 GHz. What is the wavelength associated with the electromagnetic waves in the oven? (a) 8.20 m (b) 12.2 cm (c) 1.20 108 m (d) 8.20 109 m (e) none of those answersarrow_forwardThe following represents an electromagnetic wave traveling in the direction of the positive y-axis: Ex=0;E0cos(kxt);Ez=0Bx=0;By=0;Bz=B0cos(kxt) The wave is passing through a wide tube of circular cross- section of radius R whose axis is along they-axis. Find the expression for the displacement current through the tube.arrow_forwardAn electromagnetic wave has a frequency of 12 MHz. What is its wavelength in vacuum?arrow_forward
- A microwave source produces pulses of 20.0-GHz radiation, with each pulse lasting 1.00 ns. A parabolic reflector with a face area of radius 6.00 cm is used to focus the micro-waves into a parallel beam of radiation as shown in Figure P24.72. The average power during each pulse is 25.0 kW. (a) What is the wavelength of these microwaves? (b) What is the total energy contained in each pulse? (c) Compute the average energy density inside each pulse. (d) Determine the amplitude of the electric and magnetic fields in these microwaves. (e) Assuming that this pulsed beam strikes an absorbing surface, compute the force exerted on the surface during the 1.00-ns duration of each pulse.arrow_forwardA Doppler weather radar station broadcasts a pulse of radio waves at frequency 2.85 GHz. From a relatively small batch of raindrops at bearing 38.6 east of north, the station receives a reflected pulse after 180 s with a frequency shifted upward by 254 Hz. From a similar batch of raindrops at bearing 39.6 east of north, the station receives a reflected pulse after the same time delay, with a frequency shifted downward by 254 Hz. These pulses have the highest and lowest frequencies the station receives, (a) Calculate the radial velocity components of both batches of raindrops. (b) Assume that these raindrops are swirling in a uniformly rotating vortex. Find the angular speed of their rotation.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_forward
- A microwave source produces pulses of 20.0GHz radiation, with each pulse lasting 1.00 ns. A parabolic reflector with a face area of radius 6.00 cm is used to focus the microwaves into a parallel beam of radiation as shown in Figure P34.60. The average power during each pulse is 25.0 kW. (a) What is the wavelength of these microwaves? (b) What is the total energy contained in each pulse? (c) Compute the average energy density inside each pulse. (d) Determine the amplitude of the electric and magnetic fields in these microwaves. (e) Assuming that this pulsed beam strikes an absorbing surface, compute the force exerted on the surface during the 1.00-ns duration of each pulse. Figure P34.60arrow_forwardThe light at the Earth from a certain star has an intensity of about 76×10-8W/m2. If the star emits radiation with the same power as our Sun, how far away is it from Earth? NOTE: Use 1000 W/m^2 as the intensity of the Sun at the Earth!arrow_forwardAn electromagnetic wave with an electric field that oscillates with a period of 8.43 ps is travelling in a vacuum. What is the wavelength of this electromagnetic wave?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Glencoe Physics: Principles and Problems, Student...PhysicsISBN:9780078807213Author:Paul W. ZitzewitzPublisher:Glencoe/McGraw-HillPhysics for Scientists and Engineers, Technology ...PhysicsISBN:9781305116399Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
- University Physics Volume 1PhysicsISBN:9781938168277Author:William Moebs, Samuel J. Ling, Jeff SannyPublisher:OpenStax - Rice UniversityPhysics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage LearningAn Introduction to Physical SciencePhysicsISBN:9781305079137Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar TorresPublisher:Cengage Learning
Glencoe Physics: Principles and Problems, Student...
Physics
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Glencoe/McGraw-Hill
Physics for Scientists and Engineers, Technology ...
Physics
ISBN:9781305116399
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
University Physics Volume 1
Physics
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:OpenStax - Rice University
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
An Introduction to Physical Science
Physics
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:Cengage Learning
Supersonic Speed and Shock Waves; Author: AK LECTURES;https://www.youtube.com/watch?v=HfSSi3KJZB0;License: Standard YouTube License, CC-BY