1. Electron beam, accelerated with 40 kV voltage, collides with silicon. Explain what kind of x-ray radiation is produced.
Q: 7. Radiation emitted from an X-ray tube has a minimum wavelength of 0.142Å. At what potential is the…
A: The minimum wavelength of X-Ray is λ = 0.142 Ao = 0.142 x 10-10 m Let V denote the potential at…
Q: the temperature is 300 K, the half-life of X is 21 days. If the temperature is increased to 600 K,…
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Q: A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n=4 level.…
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Q: 1. Why can’t visible light be used to view atomic nuclei?
A: Because an atom is so much smaller than the wavelength of visible light, it can't affect the way…
Q: The radius of a typical nucleus is about 5.0x10-15 m. Assume this to be the uncertainty in the…
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Q: 3. A metal has a threshold wavelength of 500 nm. a. What is the binding energy of the outer electron…
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Q: 84. Photons with frequency 9.7 X 10¹4 Hz strike a calcium plate with a work function of 4.5 × 10-¹⁹…
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Q: Unit 1: 1. Explain the generation of X-rays with basic requirements. 2. Explain how the…
A: X-ray generation and characteristics.
Q: 1. Describe the following types of defect: i. Schottky defect. ii. Frenkel defect.
A: Introduction: Defect in the materials are due to structural imperfection or irregularity in the…
Q: Their de Broglie wavelength is λ. The accelerating potential differenc increased to 4 AV. The…
A: GivenProton is accelerated from rest through potential difference ∆VDe Broglie wavelength…
Q: 1: An electron revolves around a nucleus with frequency of revolution 1015 Hz. If the radius of…
A: To Find: Magnetic moment (M) Given: Frequency of revolution n=1015 Hz Radius of orbit r=0.53…
Q: atom initially in the ground level absorbs which excites it to the n=4 level. the wavelength and…
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Q: 1. Derive the relationship between half value layer (HVL) and linear attenuation coefficient (μ).…
A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…
Q: Calculate the shielding thickness of Cerrobend need to reduce a 16MEV electron to less than 5%…
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Q: 2. Using Wien formula, find the energy density u, at wavelength 1 =450 nm at temperature T=750 K,…
A: Using wein's formula and substituting values of appropriate parameters like planck's constant, speed…
Q: 5. Determine the kinetic energy of an alpha particle (+2e) that is accelerated through a potential…
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Q: 2. According the binding energy curve. At large separation distance, the force is completely. .…
A: The binding energy is the energy that needed to separate nucleus into individual protons and…
Q: 6. The particles in the nucleus that have a positive charge are the b. neutrons a. electrons c.…
A: Part (6):Introduction: There are three fundamentals particles are present in the atom electrons,…
Q: What is the energy of the electron in the Hydrog en atom aft er absorption an electro- magnet ic…
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Q: Electrons of energies 10.2eV and 12.09 eV can cause radiation to be hydrogen atoms. Calculate in…
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Q: 9. What observations in the gold foil experiment made Rutherford conclude that atoms are mostly…
A: Q. No. 9: What observations in the gold foil experiment made Rutherford conclude that atoms are…
Q: 22. Compute the wavelengths of a 1-MeV (a) photon, (b) neutron.
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Q: 2. Metallic nanoparticles made up of silver, gold, and copper possess unique absorption peak in the…
A: The plasmons act for discreet values of an oscillating plasma wave, like analogy the free electrons…
Q: The energy loss by a charged particle interacting with matter is described by: a. Linear energy…
A: Linear energy transfer describes the energy loss by charge particle interaction with matter.so the…
Q: What is the evidence that the cathode rays in a discharge tube are negatively charged particles?
A: First Evidence: Cathode rays are negatively charged particles and it is originated from the cathode…
Q: Problem 8. (Radio pharmaceuticals) A. Which of the following is not a desired feature of a…
A: 8.(A) Option (c) is correct.A long biological half-life (it would stay in the body a long time)A…
Q: 46. The de Broglie wavelength of neutrons in thermal equilibrium is (given m = 1.6 × 10-27 kg) (1)…
A: Given data, Mass of neutrons m=1.6×10-27 kg. Boltzmann constant k=1.38×10-23 kgs-2K-1
Q: 4. The critical potential of hydrogen is 13.05 eV. Calculate the wavelength of the radiations…
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Q: -rays radiation is fundamentally different from alpha and beta radiation. What is this basic…
A: Gamma radiation is an energetic form of radiation which is a form of Electromagnetic radiation. It…
Q: 1. A beam of electron enters a uniform 1.2 T magnetic field. (a) Find the energy difference between…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: 2: An electron in an atom revolves around the nucleus in an orbit of radius 0.5 A. Calculate the…
A: The radius of orbit of the electron around the nucleus is given as, r=0.5 Ao (or) r=0.5×10-10 m The…
Q: Which particle is the force-carrying particle for the electromagnetic force? a. Photon. b.…
A: Correct option a. Photon. Photon is the force carrying particle for the electromagnetic force. The…
Q: 3. The wavelength of the La X-rays line of Platinium (Z=78) is 1.321 Å. An unknown element emits L.…
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Q: 1. What is the Duane Hunt maximum x-ray frequency of a excitation voltage V = 6kV ?
A: The maximum frequency is f = eV/h
Q: 4. The radius of a Uranium-238 nucleus is approximately 7.8 × 10-15 m. Using Heisenberg's…
A: Given Data:Radius of U92238 nucleus (r) = 7.8×10-15 m. If the alpha particle is localized within…
Q: hydrogen atom initially in the ground level abso photon, which excites it to the n=4 lev il…
A: Wavelength can be defined as the distance between two successive crests or troughs of a wave. Here,…
Q: Why kV x-rays in radiological imaging provide better contrast than MV x-rays in portal imaging?
A: To Answer : Why kV x-rays in radiological imaging provide better contrast than MV x-rays in portal…
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