An electrical power plant with an efficiency of 35% rejects 50 mw of heat to the surroundings. what is the flux of heat input to the cycle, in mw? what is the net rate of work (power) generated, in mw? a. b.

Ultraviolet radiation is dangerous because it has a high enough energy to damage skin cells. what is the best explanation of the relationship between wavelength and wave energy? a) wave energy is related only to frequency, not wavelength. b) longer wavelengths have lower frequencies but higher energy. c) the shorter the wavelength, the lower the frequency and the higher the energy. d) the shorter the wavelength, the higher the frequency and the higher the energy.