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Serway_CP_poll_ch27 - Planck's quantum theory is compatible...

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Planck's quantum theory is compatible with the experimental data related to which of the following? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. blackbody radiation 2. the photoelectric effect. 3. line spectra emitted by hydrogen gas 4. all of the choices
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Blue light will not eject electrons from a certain metal; however, which one of the following may possibly eject electrons from that metal? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. infra-red 2. ultra-violet 3. red 4. green
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What is the energy associated with a light quantum of wavelength 5.0 x 10 -7 m? (h = 6.63 x 10 -34 J-s) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 4.0 x 10 -19 J 2. 3.3 x 10 -19 J 3. 1.5 x 10 -19 J 4. 1.7 x 10 -19 J
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If a monochromatic light beam with quantum energy value of 3.0 eV incident upon a photocell where the work function of the target metal is 1.60 eV, what is the maximum kinetic energy of ejected electrons? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. 4.6 eV 2. 4.8 eV 3. 1.4 eV 4. 2.4 eV
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Which of the following devices represent(s) a practical application of the photoelectric effect? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. hologram 2. camera light intensity meter 3. both of the choices 4. none of the choices
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X-ray production occurs in which process? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. photons hitting a metal, emitting electrons 2. electrons hitting a metal, emitting photons 3. photons hitting a metal, emitting X-rays 4. electrons hitting a metal and scattering elasticly
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Which of the following devices represent(s) a practical application of the photoelectric effect? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. hologram 2. camera light intensity meter 3. both of the choices 4. none of the choices
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An important use of X- ray diffraction was? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. the observation of Compton scattering. 2. determining the structure of the DNA molecule. 3. production of positrons. 4. observation of the photoelectric effect.
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Which process cannot occur if only one photon is involved? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 1. pair annihilation 2. pair production 3. the photoelectric effect 4. X-ray production
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According to the principle of complementarity, everything acts in a given experiment as if it is either a wave or a particle. In which experiment is the wave aspect exhibited?
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