The photoelectric work functions for particular samples of certain metals are as follows: cesium, 2.1eV; copper, 4.7eV;
Question:
(a) What is the threshold wavelength for each metal surface?
(b) Which of these metals could not emit photoelectrons when irradiated with visible light (400-700nm)?
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hc a and the wavelengths are cesium 590 nm copp...View the full answer
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