COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Chapter 26, Problem 9QAP
To determine
Which has the longer wavelength if an electron and a proton have the same kinetic energy?
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Problems
• A beam of light with intensity of 3mW and a wavelength of 742 nm is
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temperature is 27 °C, and the short-circuit current density is 250
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power, maximumlmax; power,maximunfatdensity
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and
820 is
Problems
• A beam of light with intensity of 3mW and a wavelength of 742 nm is
striking a solar cell. Estimate the number of photons incident on the
cell.
• If the dark saturation current of a solar cell is 1.7X10-8 A/m2, the cell
temperature is 27 °C, and the short-circuit current density is 250
A/m2, Vmax = 0.526 V. Calculate the open-circuit voltage, Voci current
density at maximum power, Imax; maximum power, Pmaxi and
maximum efficiency, nmax: When the available solar radiation is 820
W/m2
• Using the Bohr model, estimate the energy of a Ka X-ray emittedby lead 1Z = 822
Chapter 26 Solutions
COLLEGE PHYSICS
Ch. 26 - Prob. 1QAPCh. 26 - Prob. 2QAPCh. 26 - Prob. 3QAPCh. 26 - Prob. 4QAPCh. 26 - Prob. 5QAPCh. 26 - Prob. 6QAPCh. 26 - Prob. 7QAPCh. 26 - Prob. 8QAPCh. 26 - Prob. 9QAPCh. 26 - Prob. 10QAP
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