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The top of the object is 1 m below the surface of the fluid. What are the magnitude and direction of the hydrostatic force acting on the top of the object? What are the magnitude and direction of the hydrostatic force acting on the bottom of the object? What are the magnitude and direction of the net force due to hydrostatic pressure?
A 1:40 scale model of a ship is tested in a towing tank. Prototype operates in seawater at 60 F. Find a liquid to be used in the towing tank that allows both Froude and Reynolds scaling for the model and the prototype.
Could all the people in china hold back the water behind the three gorges dam?
Knowing that these forces are equivalent to a force-couple system at C consisting of the force C= (- 8 N)i+ (4 N)k and the couple Mc =(360 N ⋅ m)i, determine the forces applied at A and B when Az = 2 N.
The structure consists of a wood frame with plywood roof deck, wall sheathing and floor deck. general form of the building construction is to be determined by the designer.
A confined aquifer has a specific storage of 2.5 * 10^-6 /m . The porosity is .20 and the water compressibility is 5 * 10-10/Pa.For the aquifer skeleton compressibility you just calculated, what would the aquifer specific storage be if porosity were ..
determine the maximum negative moment in each span and maximum negative moment at each support. remember that live loads shall be placed so as to cause the greatest effect. specify the method that you used to determine the moments.
A municipal WWTP discharges 22.5 MGD of secondary effluent containing 45 mg/L of ultimate BOD at 26.7 oC with 1.3 mg/L of dissolved oxygen. The stream flow is 237 ft3/s at a velocity of 2.1 ft/s and an average depth of 7 ft.
When working with flow through pipes , engineers typically have to determine if the flow is laminar or turbulent. Compute the Reynolds number for each of the cases below and determine if the flow is laminar or turbulent. Assume all of the conduits..
Geometric design and construction of a new two-lane two-way road has been recently completed and now it is time for design pavement near Ballarat, Victoria.
A moves downward a distance of 3.6 ft, and mass B moves a distance x. What is the value of x 2. Find the speed of mass B for a given speed of mass A The system is released from rest and mass A moves downward at a constant speed of 8.0 ft/s.
The probability is 1% that an electrical connector that is kept dry fails during the warranty period of a portable computer. If the connector is ever wet, the probability of a failure during the warranty period is 5%.
A civil engineering student contends that 60 mph is safe in a van because of the higher drivers line of site. If all other design inputs are standard, what must the drivers eye height be in the van for the students claim to be valid
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