Physics, 06.07.2019 01:30 lavardamon123
You place a box weighing 216.5 n on an inclined plane that makes a 38.6 ◦ angle with the horizontal. compute the component of the gravitational force acting down the inclined plane. answer in units of n.
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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/(m⋅k), and the styrofoam has k= 0.010 w/(m⋅k). the interior surface temperature is 19.0 ∘c , and the exterior surface temperature is -15.0 ∘c . 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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You place a box weighing 216.5 n on an inclined plane that makes a 38.6 ◦ angle with the horizontal....
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