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What is the energy (in MeV) released in the alpha decay of 231Pa?
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Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?
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In the first law of thermodynamics, triangle e=q-w, what does q stand for
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Exercise 2. find the wavelength of a photon emitted when an electron jumps from the n = 3 energy level down to the n = 2 energy level. where is this photon in the electromagnetic spectrum?
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Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of
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What is the energy (in MeV) released in the alpha decay of 231Pa?...
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