Physics Problems 293

Physics Problems 293 - Extra keywords: physci KB-280-5 5....

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Chapt. 39 Photons and Matter Waves Multiple-Choice Problems 039 qmult 00100 1 1 3 easy memory: quantum mechanics Extra keywords: physci 1. The physical theory that deals mainly with microscopic phenomena is: a) quartz mechanics. b) quarks mechanics. c) quantum mechanics. d) quantum jump mechanics. e) quasi-mechanics. 039 qmult 00110 1 4 3 easy deducto memory: QM probabilistic Extra keywords: physci 2. In standard quantum mechanics, nature is fundamentally: a) unlikely. b) ballistic. c) probabilistic. d) deterministic. e) neither Fsh nor fowl. 039 qmult 00200 1 1 1 easy memory: photon energy 3. The photon, the quantum of electromagnetic radiation, has ENERGY : a) hf = h ω . b) h/λ . c) h k . d) h 2 f . e) hf 2 . 039 qmult 00210 1 1 1 easy memory: photon energy Extra keywords: physci This di±ers from 00210 only in answer (a). 4. The photon, the quantum of electromagnetic radiation, has ENERGY : a) hf . b) h/λ . c) h k . d) h 2 f . e) hf 2 . 039 qmult 00220 1 1 4 easy memory: photon rest mass
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Unformatted text preview: Extra keywords: physci KB-280-5 5. The rest mass of a photon is: a) the same as that of an electron. b) 1 atomic mass unit. c) negative. d) 0. e) depends on frequency. 039 qmult 00100 1 3 5 easy math: eye detectable photons Extra keywords: physci BK-283-3 6. The human eye may be able to detect as little as 10 18 J of light energy. How many photons of frequency 5 10 14 Hz does it take to make up just about this amount of energy? a) 10 18 . b) 5 10 14 . c) 10. d) 1. e) 3. 039 qmult 00300 1 1 4 easy memory: photoelectric eect Extra keywords: physci 7. A key piece of evidence for the wave-particle duality of light is the: a) photograph eect. b) electrodynamics of Maxwell summarized in the four Maxwells equations. c) frequency of red light. d) photoelectric eect. e) photomagnetic eect....
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