A mercury discharge tube emits two wavelengths: Green of wavelength 546.1 nm and Yellow of wavelength 579.0 nm. Without any calculations, state which one has a higher energy. E = hf where E is the energy of the wave in Joules, f is the frequency of the wave in Hz and h is the planck’s constant.

Q: An x-ray has a wavelength of 5.0 x 10° m. What is the frequency of x-rays. O 6.0 x10" Hz O 1,500.0…

A: Introduction: The X-ray is an electromagnetic wave, so the speed of the X-ray is equal to the speed…

Q: An FM radio station broadcasts at 84 megahertz (MHz). What is the energy of each photon in Joule?…

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Q: If the maximum wavelength of the energy emitted by the sun is 1.156 um, then the total energy…

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Q: hat is the energy of a photon, in the unit of J, when the frequency of the electromagnetic waves is…

A: Energy = hf where h is plank constant.

Q: e spectrum of radiation from a blackbody at a temperature of T = 3500 K reaches a maximum at the…

A: GivenThe spectrum of radiation from a blackbody at a temperature, T1= 3500 K

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Q: Why is red color in the visible spectrum of light best used in photographic dark rooms? *   A. It…

A: Concept Energy =h x f Enegy =hcλ where f=cλ

Q: speed of light in a plastic is measured at 2.5 × 108 m/s. Calculate: a- the index of refraction, b-…

A: Given Speed of light v = 2.5 × 108 m/s  Wavelength λ = 635 nm = 635 nm  = 635 × 10-9 m

Q: PART 1)photon emitted as a hydrogen atom under goes a transition from the n = 3 state to the n = 2…

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Q: Calculate the wavelength radiated by the hot plate at 537 °C A. 5397 nm O B. 3580 nm C. 1556 nm O…

A: Given, T = 537°C = 810 K  As per wien's law,  λmax T = 2.898 x 10-3 m/K  λmax = 2.898 x 10-3 / T…

Q: In 2019, the International Committee for Weights and Measures adopted a new set of denitions for the…

A: Solution: Let M be the mass in kilogram, L be the length in meters, and T be the time in seconds.…

Q: He is considered as a father of quantum physics and suggested that light travels in terms of…

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Q: A certain shade of blue has a frequency of 7.33×1014 Hz. What is the energy ? of exactly one photon…

A: the expression for energy is  E=hν

Q: 4. A laser emits red light with an average wavelength of 0.000 061 cm. In scientific notation this…

A: wavelength of red light = 0.000061 cm

Q: Photons with a wavelength of 579 nm in air enter a plate of flint glass with index of refraction n =…

A: Given- Wavelength of photons (λ) =579 nm = 579 x 10-9 m Refractive index of glass (n) = 1.66 Speed…

Q: Which is NOT a property of objects with a black-body spectrum? a. The radiation is over a…

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Q: The photoelectric equation for the kinetic energy of a photoelectron is, following Einstein, E < hf…

A: Work function of the metal W=3.2×10-19J Velocity of the electron v=8×105 m/s Speed of light…

Q: he surface temperature of the Sun is 5000℃. a) Find the magnitude of the peak wavelength of…

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Q: Calculate the energy (in Joules) of an infrared photon with a frequency of 3×1012 Hz.(Remember…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What is the mass of a particle that is traveling at a speed of 1.63e 5m/s and generates a wavelength…

A: Given that,speed, v=1.63 ×105 mswavelength, λ=2.75 ×1012 m

Q: What is the wavelength of the photon with energy E = 4.2 × 10-16 J. Use the unit of nm for the…

A: Given data: Energy of photon is, E=4.2×10-16 J. Planck's constant is, h=6.626×10-34 J·s. Speed of…

Q: A photon in a laboratory experiment has an energy of 4.2 eV. What is the frequency of this photon?

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Q: Compare the wavelengths of an electron (mass = 9.11*10-31 kg) and a proton (mass = 1.67*10-27 kg),…

A: Given:           An electron with mass = 9.11×10-31 kg           An proton with mass = 1.67×10-27 kg…

Q: Some classical models were proposed to explain the observed blackbody spectral emittance. In…

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Q: Q3:- A metal surface illuminated by 8.5 x10“ Hz light emits electrons whose maximum energy is 0.52…

A: Given : f1 = 8.5 × 1014 Hz Emax,1 = 0.52 eV f2 = 12 × 1014 Hz Emax,2 = 1.97 eV

Q: Q3:- A metal surface illuminated by 8.5 x10" Hz light emits electrons whose maximum energy is 0.52…

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Q: An object of mass 3500 kg is at traveling at 100 m/s. What is its wavelength? (speed of light is…

A: Given : m = 3500 kg v = 100 m/s c = 2.998x108 m/s h = 6.62x10-34 J.s

Q: Photons with a wavelength of 519 nm in air enter a plate of flint glass with index of refraction n =…

A: The wavelength of photon in air is 519 nm...….(given) Now, in order to find the wavelength of the…

Q: The intensity of blackbody radiation peaks at a wavelength of 513 nm.     Determine the power…

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Q: A certain shade of blue has a frequency of 7.05 × 1014 Hz. What is the energy of exactly one photon…

A: Given Planck,s constant h = 6.6×10-34 Joule-Second frequency of certain shade of blue ν = 7.05×1014…

Q: a. (i) Calculate the wavelength (in nm) for an electron (mass = 9.11×10-31 kg) travelling at a speed…

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Q: Which of the following statements best explains the fact that electromagnetic radiation and…

A: Which statements explains the fact that electromagnetic radiation and electrons can both exhibit…

Q: photon has a frequency of 7.50 x 10141014 Hz, a. Determine the energy and the momentum of this…

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Q: How much energy (in kJ/mol) does the helium-neon laser with a wavelength of 632.8 nm produce?The…

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Q: What type of experimental evidence indicates that light is a wave?(a) The existence of the cutoff…

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Q: Which person provided the first definitive proof of the wave nature of light with the double slit…

A: The double slit experiment was the first definitive proof that light behaves also as a wave, hence…

Q: Calculate the de Broglie wavelength of an electron having a mass of 9.11 x 10-31 kg and a charge of…

A: Given    Calculate the de Broglie wavelength of an electron having a mass of 9.11 x 10-31 kg and a…

Q: A radio wave with a frequency of 6.2 x 109HZ is detected to be travelling in space. The value of…

A: Given data: Frequency (f) = 6.2 × 109 Hz Planck's constant (h) = 6.626 × 10-34 Js Required: Energy…

Q: Visible light falls into wavelength ranges of 400-700 nm, for which 1 m=1×109 nm The energy and…

A: Given data:  The wavelength of the photon λ = 632.3 nm Planck constant (h) = 6.626 × 10-34 Js Speed…

Q: A ball has a mass of 0.129 kg just before it strikes the Earth after being dropped from a building…

A: Given DataHeight of building is h=36.2mGravity acceleration is g=9.8m/s2Mass of ball is…

Q: . A certain microwave has a wavelength of 0.032 meters. Calculate the frequency of this microwave.…

A: 1. Given: Wavelength(λ) = 0.032 meters. To find: frequency of the microwave.

Q: Use E = h ν and Planck’s constant to calculate the amount of energy in each quantum of the following…

A: Given- Frequency  ν=3.40 X 105 Hz

Q: Whats the wavelength of a photon of light that permits a hydrogen atom to go from its energy level 3…

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Q: A photon of light has a frequency of 5.00 x 1014 Hz. If the frequency of the photon was doubled then…

A: Write the formula for the energy of the photon.

Q: No photoelectrons are emitted from tungsten unless the wavelength of incoming light is less than 270…

A: Given that:λ0=270 nm=270×10-9 mKmax=2.0 eV

Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”