Photoelectrons from a material whose work function is 2.31 eV are ejected by 477 nm photons. Once ejected, how long does it take these electrons (in ns) to travel 2.35 cm to a detection device? ns
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Q: he frequency of the photon. True O False
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Q: Multiple-Concept Example 3 reviews the concepts necessary to solve this problem. Light is incident…
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Q: KE= E photon - º
A: given workfunction of Na is ϕ=2.3eV=2.3×1.6×10-19J=3.68×10-19J frequency ϑ=7.62×1015sec-1
Q: (b) What is the cutoff frequency for this surface?
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Q: a −2.5 eV b 0.1 eV c 1.8 eV d 5.0 eV
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