An electron and a positron meet and completely annihilate, creating two photons, each with the same energy. What is the wavelength of each of the photons?

Q: A) What is the approximate wavelength emitted from helium represented by the bright yellow emission…

A: Given Initial energy Eo = 8 eV

Q: An excited nucleus emits a gamma-ray photon with an energy of 2.55Mev. a) what is the photons…

A:

Q: Determine the energy and the momentum of this photon.

A:

Q: How many photons are contained in a flash of green light (525nm) That contains 189KJ of energy?

A:

Q: Most remote controllers for AV equipment emit radiation with the wavelength profile shown in the…

A: The energy of the photon is given by E=hcλ

Q: An electron is trapped in a one-dimensional box that is 501 nm wide. Initially, it is in the n = 3…

A:

Q: A particle is created in a shower of particle decays. Its velocity is measured to a precision of 50…

A: Given Data: Mass of particle: m = 6.64 × 10-27 kg Uncertainity in the measurement of velocity…

Q: The human eye is sensitive to violet light having a frequency of about 7.5 1014 Hz (a wavelength of…

A: Here the Energy in Joule of photons is given by E=hf whereh=6.626×10-34J/s and f=7.5×1014Hz…

Q: 6. You purchase a 5000 K, 100 watt light bulb from Home Depot. a) What is the wavelength of maximum…

A:

Q: A laser emits a pulse of light with an energy of 5.0 x 103 J. If the frequency of light is 2.0 x…

A: Given data: Total Energy (E) = 5.0×103 J Frequency (f) = 2.0×1015 Hz Required: Number of pulse (n)

Q: If the wavelength of a photon is 200nm, what is the energy in eV? Step by step please.

A: Given, The wavelength of the photon λ =200 nm =200×10-9 m. # Energy of the photon needs to be…

Q: A photoelectron is produced from a bismuth surface (which has a work function of 4.31 eV) at a speed…

A: Step 1:Given:The work function of Bismuth: W=4.31eVThe speed of the ejected photoelectron:…

Q: Calculate the wavelength of a photon that has the same energy as the rest energy of an electron…

A: We know thatEnergy of photon is given byE=hcλHereh=6.626×10-34Jsplank constantc=3×108m/sspeed of…

Q: Electrons Vacuum tube Typical values for a dental x ray are a kVp of 70 (meaning a peak voltage of…

A: Given: The accelerating potential of the X-rays is V = 70 kV

Q: 140-keV gamma ray has a photoelectric interaction with a K-shell electron of lead (Eß=88 keV). What…

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Q: Imagine an alternate universe where the value of the Planck constant is 6.62607-10-10 J-s. In that…

A: For a grainAfter putting valuesIt is quantum

Q: Imagine an alternate universe where the value of the Planck constant is 6.62607x10−17J·s. In that…

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Q: particle in Another theory of dark matter (there are many theories!) predicts that there is a the…

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Q: A certain microscopic object has a wavelength of 8.4 x 10*-14 m and a speed of 1.2 × 10*5 m/s. What…

A:

Q: 7. Borg ships are cubical. A Borg ship is approaching earth. According to an observer on earth, the…

A: Given: The height of the ship is 1000 m. The width of the ship is 1000 m. The depth of the ship is…

Q: For an electron to have the same momentum as a photon with a wavelength of 5.00 ´ 10-7 m, the…

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Q: Suppose a proton is moving at 1.25 % of the speed of light. a)Calculate the wavelength, in meters,…

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Q: (a) If the wavelength of an electron is 4.77 ✕ 10−7 m, how fast is it moving? ______ km/s   (b)…

A: Part (a)  Wavelength, λ = 4.77 ✕ 10−7 m Speed, v = ?  Part (b)  Speed, v = 3.50 ✕ 106 m/s…

Nuclear interactions

In nature, there are certain rules and standards for an interaction. These interactions are universally accepted. There are four types of interactions: