College Physics (10th Edition)
10th Edition
ISBN: 9780321902788
Author: Hugh D. Young, Philip W. Adams, Raymond Joseph Chastain
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 23, Problem 1P
When a solar flare erupts on the surface of the sun, how many minutes after it occurs does its light show up in an astronomer’s telescope on earth? (Consult Appendix E.)
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
(a) The distance to a star is approximately 4.97 × 10¹8 m. If this star were to burn out today, in how many years would we see it disappear?
years
(b) How long does it take sunlight to reach Earth?
minutes
(c) How long does it take for a microwave radar signal to travel from Earth to the Moon and back? (The distance from Earth to the Moon is 3.84 x 105 km.)
S
(a) The distance to a star is approximately 4.94 ✕ 1018 m. If this star were to burn out today, in how many years would we see it disappear? years(b) How long does it take sunlight to reach Earth? minutes(c) How long does it take for a microwave radar signal to travel from Earth to the Moon and back? (The distance from Earth to the Moon is 3.84 ✕ 105 km.) s
(a) The distance to a star is approximately 5.50 × 10¹8 m. If this star were to burn out today, in how many years would we see it disappear?
581.35
years
(b) How long does it take sunlight to reach Earth?
8.33
minutes
(c) How long does it take for a microwave radar signal to travel from Earth to the Moon and back? (The distance from Earth to the Moon is 3.84 x 105 km.)
X
1.28
Your response differs from the correct answer by more than 10%. Double check your calculations. S
Chapter 23 Solutions
College Physics (10th Edition)
Ch. 23 - Prob. 1CQCh. 23 - Why is the average radiation pressure on a...Ch. 23 - Prob. 3CQCh. 23 - How does the refraction of light account for the...Ch. 23 - Light requires about 8 min to travel from the sun...Ch. 23 - Prob. 6CQCh. 23 - A student claimed that, because of atmospheric...Ch. 23 - If you look at your pet fish through the corner of...Ch. 23 - How could you determine the direction of the...Ch. 23 - In three-dimensional movies, two images are...
Ch. 23 - Prob. 11CQCh. 23 - When light is incident on an interface between two...Ch. 23 - A ray is traveling in material a when it reaches...Ch. 23 - Unpolarized light with an original intensity I0...Ch. 23 - Prob. 3MCPCh. 23 - If a sinusoidal electromagnetic wave with...Ch. 23 - A plane electromagnetic wave is traveling...Ch. 23 - A ray of light going from one material into...Ch. 23 - Which of the following statements about radio...Ch. 23 - Two lasers each produce 2 mW beams. The beam of...Ch. 23 - A ray of light follows the path shown in Figure...Ch. 23 - A light beam has a wavelength of 300 nm in a...Ch. 23 - Prob. 11MCPCh. 23 - Prob. 12MCPCh. 23 - When a solar flare erupts on the surface of the...Ch. 23 - The microprocessor in a modern laptop computer...Ch. 23 - (a) How much time does it take light to travel...Ch. 23 - A geostationary communications satellite orbits...Ch. 23 - Prob. 5PCh. 23 - Prob. 6PCh. 23 - Prob. 7PCh. 23 - Prob. 8PCh. 23 - Visible light. The wavelength of visible light...Ch. 23 - Prob. 10PCh. 23 - Medical x rays. Medical x rays are taken with...Ch. 23 - Prob. 12PCh. 23 - Prob. 13PCh. 23 - Prob. 14PCh. 23 - Prob. 15PCh. 23 - Laboratory lasers. HeNe lasers are often used in...Ch. 23 - Prob. 17PCh. 23 - High-energy cancer treatment. Scientists are...Ch. 23 - Prob. 19PCh. 23 - The intensity at a certain distance from a bright...Ch. 23 - A sinusoidal electromagnetic wave from a radio...Ch. 23 - Prob. 22PCh. 23 - Prob. 23PCh. 23 - A sinusoidal electromagnetic wave emitted by a...Ch. 23 - Two plane mirrors intersect at right angles. A...Ch. 23 - Two plane mirrors A and 8 intersect at a 45 angle....Ch. 23 - Prove that when a ray of light travels at any...Ch. 23 - A light beam travels at 1.94 108 m/s in quartz....Ch. 23 - Prob. 29PCh. 23 - Light with a frequency of 5.80 1014 Hz travels in...Ch. 23 - Prob. 31PCh. 23 - Light inside the eye. The vitreous humor, a...Ch. 23 - Prob. 33PCh. 23 - A 1 55-m-tall fisherman stands at the edge of a...Ch. 23 - A light ray passes through a rectangular slab of...Ch. 23 - A glass plate having parallel faces and a...Ch. 23 - A beam of light in air makes an angle of 47.5 with...Ch. 23 - Reversibility of rays. Ray 1 of light in medium a...Ch. 23 - You (height of your eyes above the water. 1.75 m)...Ch. 23 - A parallel-sided plate of glass having a...Ch. 23 - As shown in Figure 23.53, a layer of water covers...Ch. 23 - A ray of light in diamond (index of refraction...Ch. 23 - The critical angle for total internal reflection...Ch. 23 - A ray of light is traveling in a glass cube that...Ch. 23 - Light is incident along the normal to face AB of a...Ch. 23 - Light pipe. Light enters a solid tube made of...Ch. 23 - Prob. 47PCh. 23 - A beam of light strikes a sheet of glass at an...Ch. 23 - The table gives the index of refraction of fused...Ch. 23 - Use the graph in Figure 23.29 for silicate flint...Ch. 23 - The indices of refraction for violet light ( = 400...Ch. 23 - Unpolarized light with intensity I0 is incident on...Ch. 23 - Unpolarized light is incident on two ideal...Ch. 23 - A beam of unpolarized light of intensity I0 passes...Ch. 23 - Three ideal polarizing filters are stacked, with...Ch. 23 - Light of original intensity I0 passes through two...Ch. 23 - The polarizing angle for light in air incident on...Ch. 23 - A beam of polarized light passes through a...Ch. 23 - A beam of unpolarized light in air is incident at...Ch. 23 - Plane-polarized light passes through two...Ch. 23 - The energy flow to the earth from sunlight is...Ch. 23 - Prob. 62GPCh. 23 - A powerful searchlight shines on a man. The mans...Ch. 23 - Prob. 64GPCh. 23 - Prob. 65GPCh. 23 - Prob. 66GPCh. 23 - Solar sail. NASA is doing research on the concept...Ch. 23 - A thick layer of oil is floating on the surface of...Ch. 23 - Prob. 69GPCh. 23 - A light ray in air strikes the right-angle prism...Ch. 23 - A ray of light is incident in air on a block of a...Ch. 23 - A light beam is directed parallel to the axis of a...Ch. 23 - Heart sonogram. Physicians use high-frequency (f =...Ch. 23 - A light ray refracts through a glass block having...Ch. 23 - A beaker with a mirrored bottom is filled with a...Ch. 23 - A ray of light traveling in a block of glass (n =...Ch. 23 - In a physics lab, light with wavelength 490 nm...Ch. 23 - The refractive index of a certain glass is 1.66....Ch. 23 - A thin layer of ice (n = 1.309) floats on the...Ch. 23 - Optical activity of biological molecules. Many...Ch. 23 - Passage Problems Safe exposure to electromagnetic...Ch. 23 - Doubling the frequency of a wave in the range of...Ch. 23 - The ICNIRP also has guidelines for magnetic-field...Ch. 23 - First, light with a plane of polarization at 45 to...Ch. 23 - Prob. 85PPCh. 23 - To vary the angle as well as the intensity of...
Additional Science Textbook Solutions
Find more solutions based on key concepts
Why are we more likely to be able to detect a deliberately broadcast “beacon” signal than, say, the television ...
Life in the Universe (4th Edition)
The position and velocity of the rope’s center of mass from the time begin lifting the rope to the time the las...
Physics (5th Edition)
60. You are 9.0 m from the door of your bus, behind the bus, when it pulls away with an acceleration of 1.0 m/...
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
27. Two 2.0 cm × 2.0 cm square aluminum electrodes, spaced 0.50 mm apart, are connected to a 100 V battery.
a. ...
College Physics: A Strategic Approach (3rd Edition)
Release the ball so that it rolls straight toward the ramp (motion 1). Observe the motion of the ball. Sketch t...
Tutorials in Introductory Physics
What would be the effect of removing the myelin sheath from the axon of a neuron?
Conceptual Integrated Science
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
- (a) Suppose a star is 8.59 x 1018 m from Earth. Imagine a pulse of radio waves is emitted toward Earth from the surface of this star. How long (in years) would it take to reach Earth? years (b) The Sun is 1.50 x 1011 m from Earth. How long (in minutes) does it take sunlight to reach Earth? minutes (c) The Moon is 3.84 x 108 m from Earth. How long (in s) does it take for a high-intensity laser beam to travel from Earth to the Moon and back?arrow_forwardA) Suppose a star is 4.15 ✕ 1018 m from Earth. Imagine a pulse of radio waves is emitted toward Earth from the surface of this star. How long (in years) would it take to reach Earth? B) The Sun is 1.50 ✕ 1011 m from Earth. How long (in minutes) does it take sunlight to reach Earth? C) The Moon is 3.84 ✕ 108 m from Earth. How long (in s) does it take for a radio transmission to travel from Earth to the Moon and back?arrow_forwardHow far does light travel in one year? [This distance is known as a light-year (ly) and is used in measuring astronomical distances.] I think the answer might have to be in scientific notationn formarrow_forward
- (a) Suppose a star is 7.61 ✕ 1018 m from Earth. Imagine a pulse of radio waves is emitted toward Earth from the surface of this star. How long (in years) would it take to reach Earth? years (b) The Sun is 1.50 ✕ 1011 m from Earth. How long (in minutes) does it take sunlight to reach Earth? minutes (c) The Moon is 3.84 ✕ 108 m from Earth. How long (in s) does it take for a radio transmission to travel from Earth to the Moon and back? sarrow_forward(a) How long in seconds does it take a radio signal to travel 180 km from a transmitter to a receiving antenna? (b) We see a full Moon by reflected sunlight. How much earlier did the light that enters our eye leave the Sun? The Earth - Moon and Earth - Sun distances are 3.8x105 km and 1.5 x 108 km, respectively. (c) What is the round-trip travel time in seconds for light between Earth and a spaceship at a 9.0 x 106 km distance from Earth? (d) Suppose astronomers observe a supernova about 7600 light-years (ly) distant. How long ago in years did the explosion actually occur? (a) Number Units (b) Number Units (c) Number Units (d) Number Unitsarrow_forwardHow far does light travel in one year? [This distance is known as a light-year (ly) and is used in measuring astronomical distances.]arrow_forward
- How far does light travel in one year? [This distance is know as a light-year (ly) and is used in measuring astronomical distances.]arrow_forwardThe speed of light in a vacuum is 3 x 108 m/s. What is the ratio of its speed in water (n = 1.33) to its speed in a vacuum? Enter your answer as a percentagearrow_forwardYour answer is partially correct. A distant galaxy emits light that has a wavelength of 634.5 nm. On earth, the wavelength of this light is measured to be 639.0 nm. (a) Decide whether this galaxy is approaching or receding from the earth. (b) Find the speed of the galaxy relative to the earth. (Give your answer to 4 significant digits. Use 2.998 x 108 m/s as the speed of light.) (a) The galaxy is (b) Number receding 2126000 from the earth. Units m/sarrow_forward
- What is the wavelength (in m) of a radio signal with a frequency of 98.3 MHz? Enter the numerical part of your answer to three decimal figures. The speed of light in a vacuum (and in normal air) = Vlight = c = 3.00 × 108 m/s. Your Answer:arrow_forwardThe light year (ly) is a unit of distance commonly used in astronomy. It is defined as the distance traveled by light in a vacuum in one year. Express 1 ly in km.arrow_forwardA distant galaxy emits light that has a wavelength of 655.7 nm. On earth, the wavelength of this light is measured to be 660.7 nm. (a)Decide whether this galaxy is approaching or receding from the earth. (b) Find the speed of the galaxy relative to the earth. (Give youranswer to 4 significant digits. Use 2.998 × 108 m/s as the speed of light.)arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning
Physics for Scientists and Engineers: Foundations...
Physics
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Cengage Learning
Polarization of Light: circularly polarized, linearly polarized, unpolarized light.; Author: Physics Videos by Eugene Khutoryansky;https://www.youtube.com/watch?v=8YkfEft4p-w;License: Standard YouTube License, CC-BY