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A horizontal rod AB carries three loads of 3.0 kg, 7.0 kg and 10.0 kg at distances of 2.0 cm, 9.0 cm and 15 cm respectively from A where it is hinged. Neglecting the weight of the rod, which is the point at which the rod will be balance ?
The gear at C delivers 60% of the power and the gear at D delivers 40%. From A to B, the diameter is 1.5 in., from B to D the shaft is 0.75 in. The fillet radius is r = 0.1 in Determine the maximum shear stress in the shaft
A water pump can generate a pressure diference ΔP (psi) given by ΔP=145-0.1Q2, Q is the flow rate in ft3/s. It suplies a pipe of diameter 20", roughness of .5 inches and length of 2500 ft.
The natural ground water table at a site is located at a depth of 2m below the ground water. Laboratory tests reveal that the voidratio of the soil is 0.85 while the grain size corresponding to 10%finer is 0.05 mm.
what is the second year book value for equipment with an initial cost of $11,000, a salvage value of 1,000 and a recovery period of 5 yrs for A. straight line depreciation. B. Double declining balance. C. MACRS
Helium in a piston/cylinder at 20?C, 100 kPa is brought to 400 K in a reversible polytropic process with exponent n = 1.25. You may assume that helium is an ideal gas with constant specific heat. Find the final pressure and both the specific heat ..
The elastic ball bounces down a flight of rigid stairs. Determine the height h of the steps if all the trajectories between successive steps are identical. Use e = 0.85 and the initial velocity 6 m/s.neglect friction. (Theta=70 degrees)
A company is selling its stock at $17.95 per share and expecting it to grow by 5%. It usually distributes 50% of its earnings per share as dividends. Find the value of this stock if the earning per share is $2.15 and if an investor would like to e..
At the same instant the frame h, not the horizontal blade, rotates about a vertical axis with a constant angular velocity w=0.9 rad/s, measured relative to h
To study mixing of the stream and river, a conservative tracer is to be added to Tin Pot Run. If the instruments that measure the tracer can detect a concentration of 1.0 mg/L, what minimum concentration must be achieved
A 600 ft vertical crest curve crosses a 4 ft diameter pipe at rightangles at station 110+85. The PVI of the vertical curve is station110+00 and elevation 1098.4 ft with an incoming tangent grade of1.2% and an outgoing tangent grade of -1.8%.
A stepped shaft ACB having a solid circular cross sections with two different diameters is held against rotation at the ends. If the allowable shear stress in the shaft is 60MPa, what is the maximum torque (To)max that may be applied at section C?
Under certain idealized conditions the electric field outside a spherical artificial satellite has the potential expressed in spherical coordinates centered at the center of the satellite
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