College Physics: A Strategic Approach (4th Edition)
4th Edition
ISBN: 9780134609034
Author: Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher: PEARSON
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Chapter 25, Problem 45P
To determine
To find: The photon energy corresponds to the wavelength of
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Chapter 25 Solutions
College Physics: A Strategic Approach (4th Edition)
Ch. 25 - Prob. 1CQCh. 25 - Prob. 2CQCh. 25 - Prob. 3CQCh. 25 - Prob. 4CQCh. 25 - Prob. 5CQCh. 25 - Prob. 6CQCh. 25 - The power lines that run through your neighborhood...Ch. 25 - The magnetic flux passing through a coil of wire...Ch. 25 - There is a counterclockwise induced current in the...Ch. 25 - Prob. 10CQ
Ch. 25 - The conducting loop in Figure Q25.11 is moving...Ch. 25 - Figure Q25.12 shows two concentric, conducting...Ch. 25 - Figure Q25.13 shows conducting loops next to each...Ch. 25 - Prob. 15CQCh. 25 - Prob. 16CQCh. 25 - Prob. 17CQCh. 25 - A metal wire is resting on a U-shaped conducting...Ch. 25 - Prob. 19CQCh. 25 - Prob. 20CQCh. 25 - Prob. 21CQCh. 25 - Prob. 22CQCh. 25 - Prob. 23CQCh. 25 - Prob. 24CQCh. 25 - Arc welding uses electric current to make an...Ch. 25 - A circular loop of wire has an area of 0.30 m2. It...Ch. 25 - In Figure Q25.27, a square loop is rotating in the...Ch. 25 - A diamond-shaped loop of wire is pulled at a...Ch. 25 - Figure Q25.29 shows a triangular loop of wire in a...Ch. 25 - A device called a flip coil can be used to measure...Ch. 25 - The electromagnetic waves that carry FM radio...Ch. 25 - The beam from a laser is focused with a lens,...Ch. 25 - A spacecraft in orbit around the moon measures its...Ch. 25 - A 6.0 mW vertically polarized laser beam passes...Ch. 25 - Prob. 36MCQCh. 25 - Prob. 1PCh. 25 - Prob. 2PCh. 25 - A l0-cm-long wire is pulled along a U-shaped...Ch. 25 - Figure P25.4 shows a 15-cm-long metal rod pulled...Ch. 25 - Prob. 5PCh. 25 - In the rainy season, the Amazon flows fast and...Ch. 25 - A delivery truck with 2.8-m-high aluminum sides is...Ch. 25 - Prob. 8PCh. 25 - Prob. 9PCh. 25 - Prob. 10PCh. 25 - Prob. 11PCh. 25 - Prob. 12PCh. 25 - Prob. 13PCh. 25 - A magnet and a coil are oriented as shown in...Ch. 25 - A 1000-turn coil of wire 2.0 cm in diameter is in...Ch. 25 - Figure P25.I6 shows a 100-turn coil of wire of...Ch. 25 - Figure P25.17 shows a 10-cm-diameter loop in three...Ch. 25 - Prob. 18PCh. 25 - Prob. 19PCh. 25 - Prob. 20PCh. 25 - Prob. 21PCh. 25 - Prob. 22PCh. 25 - Prob. 23PCh. 25 - Prob. 24PCh. 25 - Prob. 25PCh. 25 - Prob. 26PCh. 25 - A microwave oven operates at 2.4 GHz with an...Ch. 25 - The maximum allowed leakage of microwave radiation...Ch. 25 - Prob. 29PCh. 25 - Prob. 30PCh. 25 - At what distance from a 10 mW point source of...Ch. 25 - Prob. 32PCh. 25 - A radio antenna broadcasts a 1.0 MHz radio wave...Ch. 25 - Prob. 34PCh. 25 - The intensity of a polarized electromagnetic wave...Ch. 25 - Prob. 36PCh. 25 - Prob. 37PCh. 25 - Prob. 39PCh. 25 - Prob. 40PCh. 25 - Prob. 41PCh. 25 - Prob. 42PCh. 25 - One recent study has shown that x rays with a...Ch. 25 - Prob. 44PCh. 25 - Prob. 45PCh. 25 - Prob. 47PCh. 25 - Prob. 48PCh. 25 - Prob. 49PCh. 25 - A particular species of copepod, a small marine...Ch. 25 - Prob. 51PCh. 25 - Prob. 52PCh. 25 - Prob. 53PCh. 25 - Prob. 54PCh. 25 - Prob. 55PCh. 25 - A python can detect thermal radiation with...Ch. 25 - If astronomers look toward any point in outer...Ch. 25 - Prob. 58GPCh. 25 - People immersed in strong unchanging magnetic...Ch. 25 - Prob. 60GPCh. 25 - Prob. 61GPCh. 25 - Prob. 62GPCh. 25 - A 20-cm-long, zero-resistance wire is pulled...Ch. 25 - A TMS (transeranial magnetic stimulation) device...Ch. 25 - The 10-cm-wide, zero-resistance wire shown in...Ch. 25 - Experiments to study vision often need to track...Ch. 25 - A LASIK vision correction system uses a laser that...Ch. 25 - A new cordless phone emits 4.0 mW at 5.8 GHz. The...Ch. 25 - In reading the instruction manual that came with...Ch. 25 - Unpolarized light passes through a vertical...Ch. 25 - Prob. 72GPCh. 25 - Prob. 73GPCh. 25 - Prob. 74GPCh. 25 - What is the wavelength of 27 MHz radio waves? A....Ch. 25 - If the frequency of the radio waves is increased,...Ch. 25 - Prob. 77MSPPCh. 25 - The metal detector will not detect insulators...Ch. 25 - A metal detector can detect the presence of metal...Ch. 25 - Which of the following changes would not produce a...
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- Show that the energy E in eV of a photon is given by E=1.241106 m/A. where A is its wavelength in meters.arrow_forward(a) What is the wavelength of a 1.00-eV photon? (b) Find its frequency in hertz. (c) Identify the type of EM radiation.arrow_forwardThe energy flux of sunlight reaching the surface of the earth is 1.388 × 103 W/m2. How many photons (nearly) per square metre are incident on the Earth per second? Assume that the photons in the sunlight have an average wavelength of 550 nm.arrow_forward
- (a) How many minutes does it take a photon to travel from the Sun to the Earth? in minutes (b) What is the energy in eV of a photon with a wavelength of 533 nm? in eV (c) What is the wavelength (in m) of a photon with an energy of 1.03 eV? in metersarrow_forwardA. What is the energy of a 194.0MHz radio-frequency photon? B. What is the energy of a visible-light photon with a wavelength of 611.0nm? C. What is the energy of an x-ray photon with a wavelength of 0.236nm?arrow_forward(a) Calculate the wavelength of light in vacuum that has a frequency of 5.06 x 10 18 nm (b) What is its wavelength in flint glass? nm (c) Calculate the energy of one photon of such light in vacuum. Express the answer in electron volts. eV (d) Does the energy of the photon change when it enters the flint glass? The energy of the photon changes. The energy of the photon does not change. Hz. Explain.arrow_forward
- What is the wavelength of a 1.40-eV photon?arrow_forwardHow much energy does a photon of UV light (frequency = 3.6 x 1016 Hz) have? How fast do the light travel in a vacuum, water (n=1.33), and glass (n=1.50)?arrow_forwardenergy flux of sunlight reaching the surface of the earth is 1.388 x 10^3 W/m^2. How many photons (nearly) per square meter are incident on the Earth per second? Assume that the photons in the sunlight have an average wavelength of 550 nm.arrow_forward
- (a) How many minutes does it take a photon to travel from the Sun to the Earth? 8.32 It can be useful to remember that light travels from the Sun to Earth in about 8.32 minutes. min (b) What is the energy in eV of a photon with a wavelength of 628 nm? 1.98 eV (c) What is the wavelength (in m) of a photon with an energy of 1.13 eV? 1.76*10**-6arrow_forwardthe US, Verizon's new 5G signal uses electromagnetic waves of frequency 28 GHz, which is 28 x 10^9 Hz. a. What wavelength of light is this? b. What kind of electromagnetic wave is this (radio, infrared, x-ray, etc)? C. Your microwave oven uses electromagnetic waves of frequency 2.4 GHz or 2.4 x 10^9 Hz. The energy contained in a photon is directly proportional to its frequency. This means that: Everizon 28 x 10°HZ W hile EMicrowave Oven x 2.4 × 10°HZ How many times more energy does a photon from the Verizon cell signal have than the photon from your microwave? Compare that to the previous (4G LTE) signal of 700 MHz or 7 x 10^8 Hz. (Before you get too worried remember that total energy delivered is related to intensity as well, not just individual photon energy. You can blind yourself with a red laser, but not with a dim red penlight of the same frequency, for example). acearrow_forwardA light-emitting diode (LED) connected to a 3.0 V power supply emits 440 nm blue light. The current in the LED is 10 mA, and the LED is 60% efficient at converting electric power input into light power output. How many photons per second does the LED emit?arrow_forward
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