Physics, 30.01.2021 23:50 drakestar144134
Calculate the efficiency of a hair dryer which takes in 4500J of energy per second and transfers 150J as useful heat energy.
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Agas contained within a piston-cylinder assembly undergoes three processes in series: process 1ïƒ 2: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 2ïƒ 3: constant pressure expansion to 1 liter. process 3ïƒ 1: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat
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Infrared radiation has wavelengths that are shorter than visible light is part of the visible light spectrum has wavelengths that are longer than visible light has the same wavelengths as ultraviolet radiation
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Calculate the efficiency of a hair dryer which takes in 4500J of energy per second and transfers 150...
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