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- For intensity I of a light of wavelength 5000 Å the photoelectron satu...
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- The maximum velocity of the photoelectrons emitted from the surface is...
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- In an experiment on photoelectric effect, a student plots stopping pot...
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- A point source causes photoelectric effect from a small metal plate. W...
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- In a photoelectric experiment, the wavelength of the incident light is...
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- When a point light source, of power W, emitting monochromatic light of...
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- Find the number of photons emitted per second by a 25 W source of mono...
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- X-rays are
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- The ratio of the energy of an X - ray photon of wavelength 1 Å to that...
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- X-ray beam can be deflected
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- White X-rays are called 'white' due to the fact that:
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- X-rays are used to irradiate sodium and copper surfaces in two separat...
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- The intensity (I) of X-rays after traversing a distance x through a ma...
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- When the minimum wavelength of X-rays is 2Å then the applied potential...
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- On operating an X-ray tube at 1 kV. X-rays of minimum wavelength 6.22Å...
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- The X-rays of wavelength 0.5 A are scattered by a target. What will be...
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- Which one of the following statement is WRONG in the context of X- ray...
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- The potential difference applied to an X-ray tube is 5 kV and the curr...
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- An X-ray tube is operated at 15 kV. Calculate the upper limit of the s...
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- X- rays are produced in an X- rays tube operating at a given accelerat...
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