Physics, 04.09.2019 22:20 dxpebetty64
Two vectors, r and c, are equal: r = c. which of the following statements are true? (select all that apply.)
(a) the y-component of r must be equal to the y-component of c
(b) the x-component of r must be equal to the x-component of c
(c) the z-component of r must be equal to the z-component of c
(d) the directions of r and c may be different
(e) the magnitudes of r and c may be different
(f) the unit vector r must be equal to the unit vector c.
Answers: 1
Physics, 22.06.2019 13:40, andrespiperderc
Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.
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Physics, 22.06.2019 15:20, mjwaple57
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
Answers: 2
Two vectors, r and c, are equal: r = c. which of the following statements are true? (select all th...
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