The number of photons in 1 J of electromagnetic radiation of wavelength 500 µm is: 0 2.77 x 1019 O 2.77 x 1020 O 2.77 x 1021 O 2.77 x 1022 0 2.77 x 1023
Q: Photons of a certain ultraviolet light have an energy of 6.96 x 109 J. (a) What is the frequency of…
A: a) The expression for the frequency is, f=Ehf=6.96×10-19J6.63×10-34Jsf=1.04×1015Hz
Q: What wavelength of radiation has photons of energy 6.09 x 10-¹⁹?
A: Given : E=6.09*10-19 To find: Wavelength of radiation
Q: The human eye is a complex sensing device for visible light. The optic nerve needs a minimum of…
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Q: The energy of ultraviolet photons is approximately electron-volts, eV.
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Q: e. X-rays having a wavelength of 0.100 nanometer are scattered off initially stationary electrons,…
A: Give problem related to wavelength.
Q: 2. Light of frequency 7.40 × 10¹4 Hz ejects electrons from surface (A) with a maximum kinetic energy…
A: Given, The frequency of the light, f=7.40×1014 Hz The kinetic energy of electrons ejected by surface…
Q: What is the combined energy of 1 mole of 532 nm photons (green light)?
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Q: What speed must an electron have if its momentum is to be the same as that of an X-ray photon with a…
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Q: A flashlight emits 1.0W of light energy. Assuming a frequency of 5.2 x 10^14 Hz for the light,…
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Q: A microwave oven operates by emitting light of frequency of 2.45 GHz. What is the energy of a photon…
A: Frequency of the emitted photon ϑ = 2.45 GHz = 2.45×109 Hz Energy of a photon with a frequency ϑ is…
Q: The speed and wavelength, respectively, of an electron with a momentum of 1.00 x 10-25 kg-m/s are…
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Q: The photons with the highest energy are Energy (electron volts, eV) 10 10 10 102 102 10 104 10 10…
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Q: An X-ray photon scatters from a free electron. Find the change in the photon's wavelength if it…
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Q: Approximately how many volts would absorbing red photons create in a solar cell?(remember that eV…
A: Given curve is known as Black body curve. A curve of spectral irradiance vs photon Energy.
Q: The energy associated with light comes in bundles called quanta. A quantum of light energy is called…
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Q: Photons with an energy of 7.0 electron Volts (eV) strike a photo-emissive surface causing an…
A: Given:when photon has energyE1 = 7.0 eVkinetic energy of electron will be, K1 = 3.0 eVAsked:if…
Q: From an experiment in which x-rays are scattered from a crystal, one finds that the wavelength of…
A: X-rays are high-energy photons. Each photon will have energy defined by, E=hcλ Here h is Planck's…
Q: An FM radio station broadcasts at a frequency of 98.1 MHz. The power radiated from the antenna is…
A: The energy E of a photon is given by E = hf where h the Planck's constant f is the frequency
Q: How light of a lower frequency could be emitted ? Give an example , specyfing the wavelength .
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Q: An ultraviolet light source produces photons with 8.5 eV of energy. What is the wavelength of the…
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Q: What speed must an electron have if its momentum is to be the same as that of an X-ray photon with a…
A: wavelength=0.95nm
Q: Water absorbs infrared radiation with wavelengths near 4.55 mm. Suppose this radiation is absorbed…
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Q: The energy flux of sunlight reaching the surface of the earth is 1.388 × 103 W/m2. How many photons…
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Q: In a Compton scattering experiment, the incident X-rays have a wavelength of 0.2690 nm, and the…
A: To determine the scattering angle θ in a Compton scattering experiment, we use the Compton…
Q: What color are photons with wavelength 700 nm? Spectral parts UV VIS IR-A IR-B 2.5 2.0- 1.5 1.0 0.5-…
A: The given graph is spectral radiance vs photon wavelength and we have to see the x axis at around…
Q: The graph below is solar power PER VOLT that reaches the ground as a function of photon energy in…
A: Light is made of packets of energy called photons these photons will have energy defined by the…
Q: The electromagnetic spectrum that lies between 0.40 and 0.76 mm is what we call visible light.…
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Q: When light with a wavelength of 198 nm strikes the surface of tin metal. What is the photon energy…
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Q: Which of these photons has the biggest energy? Visible. All have the same. Microwave…
A: Introduction: The energy of an electromagnetic wave is inversely proportional to the wavelength of…
Q: Q. 31: If the energy of photon corresponding to a wavelength of 6000 A is 3.32 x 10-¹J the photon…
A: We are aware that a photon with a wavelength of 6000 Ao has an energy of 3.32×10-19 J.The photon…
Q: Calculate the wavelength of the photons with the given frequencies and determine the type of…
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Q: 7. The wave of wavelength 5900 À emitted by any atom or molecule must have some finite total length…
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Q: When light with a wavelength of 198 nm strikes the surface of tin metal. What is the photon energy…
A: Energy of photon : According to Planck, the energy of photon of frequency ν is given by E=hv…
Q: A 2.0-kg object falls from a height of 5.0 m to the ground. If all the gravitational potential…
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Q: What color are photons with wavelength 1000 nm? Spectral parts IR-A UV VIS IR-B 2.5 2.0 1.5 1.0 0.5…
A: Given : The wavelength of a photon is λ = 100 nm Wave length for the visible region…
Q: A helium‑neon laser produces light of wavelength 632.8 nm. The laser beam carries a power of 0.75 mW…
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Q: The human eye is able to detect as little as 2.35×10−18 J of green light of wavelength 510 nm.…
A: E=2.35×10-18 Jλ=510 nm = 510×10-9 m
Q: Use the table to determine the energy in eV of the photon emitted when an electron jumps down from…
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Q: The green light emitted by a stoplight has a wavelength of 505 nm. What is the frequency of this…
A: Given , wavelength of stoplight = 505 nm c = 3.00 × 10⁸ m/s We know that velocity of light =…
Q: lightbulb emits about 7.45W of visible light. (The other 109.55W are emitted as infrared radiation…
A: Energy of photon = hv h = planks constant= 6.6 × 10-34 Js v = Frequency of photon
Q: The sky exhibits the color blue due to the scattering of sunlight by air molecules. The blue light…
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Q: momentum of a photon having energy is A.1.0 eV/c B. 1.6 eV/c C. NONE
A: Use use the relation between energy and momentum
Q: What color would a photon with an energy of 2.175 eV be? 1 eV = 1.60218 x 10^-19 Red 700-635…
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