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Distinguish between a transverse wave and a longitudinal wave.
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The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
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Physics, 22.06.2019 15:20
Acarpenter builds an exterior house wall with a layer of wood 2.9 cm thick on the outside and a layer of styrofoam insulation 2.3 cm thick on the inside wall surface. the wood has k=0.080w/(mâ
k), and the styrofoam has k= 0.010 w/(mâ
k). the interior surface temperature is 19.0 âc , and the exterior surface temperature is -15.0 âc . a.)what is the temperature at the plane where the wood meets the styrofoam? celsius b.)what is the rate of heat flow per square meter through this wall? /m^2
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What are 2 ways you can interact with 2 spheres?...
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