Question: 57. An extremely efficient solar panel is designed with an energy gap of 1.4 ev. If shining a light on the panel causes a current

57. An extremely efficient solar panel is designed with an energy gap of 1.4 ev. If shining a light on the panel causes a current to flow and the temperature of the panel to increase slightly, what can you say about the wavelength of the light? a. The light's wavelength was about 837 nm. b. The light's wavelength was about 886 nm. c. The light's wavelength was about 908 nm. d. The light's wavelength was about 950 nm

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