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(a) Determine d so that the origin of the coordinate system, point O, is positioned at the centroid of the area.
(b) Determine the area moment of inertia about the x axis.
consider a river flowing toward a lake at an average velocity of 3 ms at a rate of 500 m3s at a location 90 m above the
A viscous fluid flows past a flat plate such that the boundary layer thickness at a distance 1.3 m from the leading edge is 12 mm. Determine the boundary layer thickness at distances of 0.20, 2.0, and 20 m from the leading edge. Assume laminar flo..
the density of mercury is given as 26.3 slugft3. calculate the specific gravity and the specific volume in m3kg of the
compare the torque required to obtain the preload for the original 1-in bolt and the alloy steel bolt selected in part (a) if the torque coefficient in both cases = 0.20.
A wooden flume is being built to temporarily carry 5000 L/min of water until a permanent drain can be installed. The flume is rectangular, with a 205-mm bottom width and a maximum depth of 250 mm. Calculate the slope required to handle the expecte..
One kilogram of air as an ideal gas executes a Carnot power cycle having a thermal efficiency of 60%. The heat transfer to the air during the isothermal expansion is 40 kJ. At the beginning of the isothermal expansion, the pressure is 700 kPa and the..
a stop block s prevents a crate from sliding down a theta 21.0 incline. a tensile force ffo tn acts on the crate
Give an expression for the probability that the output symbol is wrong but is not flagged as unreliable.
An object whose mass is 400 kg is located at an elevation of 25 m above the surface of the earth. For g 5 9.78 m/s2, determine the gravitational potential energy of the object, in kJ, relative to the surface of the earth.
a carnot heat pump refrigerator operates between -7 and 29 degree c. it has an input power of 3.5kw. determine a the
What steps or procedures could be taken to minimize environmental impact of "single" use bottles? How would an engineer deal differently than a businessperson with the sale of disposable plastic water bottles?
The sum of the minor loss coefficient for the system is KL = 14.5. When the pump adds 40 kW to the water the flowrate is 0.20 m3 /s. Determine the pipe roughness.
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