Physics, 18.03.2022 14:20 sindy35111
31. A hydrogen atom initially at rest and in its ground state absorbs a 100eV photon. If the ejected photoelectron moves in the same direction as the incident photon, find (a) the kinetic energy and speed of the photoelectron and (b) the momentum and energy of the recoiling proton
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Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance
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Often called simply "velocity," this is the velocity of an object at a particular moment in time.
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If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false
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3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?
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31. A hydrogen atom initially at rest and in its ground state absorbs a 100eV photon. If the ejected...
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