Find the velocity of an electron emitted by a metal whose threshold frequency is 2.03x1014 s-1 when it is exposed to visible light of wavelength 4.85x10-7 m. m/s

Q: 1. The work function or the energy needed to eject an electron in cesium metal is 3.42 x 10-19 J. If…

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Q: When a metal was exposed to photons at a frequency of 1.10 x 1015 s-, electrons were emitted with a…

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Q: Find the velocity of an electron emitted by a metal whose threshold frequency is 2.20×1014 s−1when…

A: To calculate the velocity, it is required to calculate the kinetic energy of the electron, which can…

Q: wave has a wavelength of 32.87 µm, determine its frequency. 9.121 x 1012 S-1 O 1.096 x 10-13 S-1…

A: Frequency is inversely proportional to wavelength

Q: What is the frequency (in Hertz) of a photon with an energy value of 6.03 x 10-18?

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Q: You are given the kinetic energy of ejected electrons as a function of wavelength for three…

A: It states that when a radiation of sufficient frequency strikes a metal surface, ejection of…

Q: Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each of the…

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Q: A metal alloy of unknown composition was bombarded with 204 nm photons to determine its…

A: The velocity of the photo ejected electron = 6.00 ×105 m/s. The wavelength of the ejected electron…

Q: cientific notation rounded to three significant figures.

A: Given,  Wavelength (L) = 220 nm = 220×10-9 m Energy(E) = hc/L    = 6.626×10-34 × 3 ×108/220×10-9 =…

Q: Calculate the maximum wavelength, Amax, of electromagnetic radiation that could eject electrons from…

A: Given information: Work function = 6.50×10-19 J Maximum speed = 4.09×106 m/s

Q: Find the velocity of an electron emitted by a metal whose threshold frequency is 2.35x35x10^14 s^-1…

A: Calculation for energy:

Q: A photon has a frequency of 2.6 \times 10^7Hz. What is the energy of this photon?

A: Answer:Here:

Q: Calculate the wavelength (in nm) of light with energy 1.83×10−20 J per photon. For light of…

A: Wavelength can be calculated using the given equation:

Q: After careful analysis, an electromagnetic wave is found to have a frequency of 7.8 × 1 0 6 Hz. What…

A: Energy of a wave can be given by two these two relations: E=h×speed of waveλ Also, E=h×ν  where λ is…

Q: When light of frequency 1.30x 1015 s-1 shines on the surface of cesium metal, electrons are ejected…

A: Electromagnetic spectrum involves different radiations from the lowest to the highest frequency…

Q: When radiation having a wavelength of 360 nm is directed at the surface of a certain metal,…

A: The photoelectric effect is the emission of electrons when electromagnetic radiation, such as light,…

Q: Calculate the maximum wavelength, Amax, of electromagnetic radiation that could eject electrons from…

A: Work function = 8.76 x 10-19 J Speed = 4.14 X 106 m/s

Q: Determine the energy of a photon with a wavelength of 347 nm. (h = 6.626 x 10¯34 J•s and c = 3.00 ×…

A: Given, wavelength = 347 nm = 347 x10-9 m 1 m = 109  nm C= 3.00 x108 m/s h = 6.626 x10-34  J.s

Q: Find the velocity of an electron emitted by a metal whose threshold frequency is 2.25x10^14 s^-1…

A: The given data contains,    Frequency γ =2.25 ×1014 S-1Wavelength λ=5×10-7m

Q: The definition of a meter is based on the helium-neon laser which emits photons with energy of 3.14…

A: Using the relation between energy and wavelength, the wavelength of helium neon laser is calculated…

Q: The energy of light photons varies with wavelength. Calculate the energy per mole of photons for…

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Q: Calculate the wavelength of an electron (m = 9.11 × 10-28 g) with a velocity of 8.38 × 106 m/s.

A: The wavelength of electron is given by λ=h/mev h=6.6×10−34Kgm2/s

Q: Consider this value: -1.6335 * 10-18 J. Based on that value, is there any 1-electron atom or ion…

A: Given: Energy = -1.6335×10-18 J Initial energy state n = 2 Final energy state n =1

Q: If an electron travels at a velocity of 1.000 × 107 m s–1 and has a mass of 9.109 × 10–28 g, what is…

A: Wavelength(λ) is the distance between two adjacent crests(where amplitude is maximum) or two…

Q: A sample of excited atoms lie 3.022 × 10-19 J above the ground state. Determine the emission…

A: Given information,          Energy = 3.022 × 10-19 J

Q: What is the frequency of a photon if its wavelength is 2.15 x 104 angstroms? O 1.26 X 1013s-1 O 1.40…

A: Given ;  Wavelength ( λ) = 2.15 × 104 angstroms  = ( 2.15 × 104 × 10-10 ) m = 2.15 × 10-6 m…

Q: The threshold frequency of a metal can be determined from measurements of the speed of the ejected…

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Q: ectrons:

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Q: The threshold frequency of an arsenic metal plate is 1.16x15. Determine the frequency of a photon to…

A: Threshold frequency of an arsenic metal plate is =  1.16x 1015 Hz Maximum kinetic energy of an…

Q: You are hitting the surface of zinc with an incoming energy that has a frequency of 5.0 x 109 MHz.…

A: Here frequency is given and we have to find wavelength in inches . frequency = 5.0 x 10^9  MHz.

Q: Calculate the wavelength(nm) of light that strikes a metal with a threshold frequency of 2.84 x…

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Q: wavelength

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Q: When a metal was exposed to photons at a frequency of 1.47 x 105 s-1, electrons were emitted with a…

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Q: The threshold frequency of a metal can be determined from measurements of the speed of the ejected…

A: SOLUTION: Step 1: Threshold frequency refer to the minimum frequency required to eject an electron…

Q: metal surface has a threshold energy of 225 kJ/mol. After being exposed to light with frequency 7.3…

A: We will first calculate incident radiation energy, then calculate kinetic energy. Atlast find…

Q: 5. Calculate the wavelength(nm) of light that strikes a metal with a threshold frequency of 2.84 x…

A: Given: Threshold frequency of metal = 2.84 × 1014 s-1. And kinetic energy of ejected electron = 5.48…