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Physics, 31.07.2019 06:30, Spoilmom7231
The light intensity of a source in 100 candelas. the illuminance on a surface is 4 lux. how far is the surface from the source?
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Physics, 22.06.2019 15:50, ksiandua07
An object with initial temperature 130 ∘ f is submerged in large tank of water whose temperature is 50 ∘ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = − 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )
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The light intensity of a source in 100 candelas. the illuminance on a surface is 4 lux. how far is t...
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