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A 10 inch steel pipeline 100 feet long carriers 2000 gpm of crude oil. Calculate the head loss when the oil is at a) 80 degree F b) 110 degree F.
If the ball strikes the bottom of the elevator shaft in 3s, determine the height of the elevator from the bottom of the shaft at the instant the ball is released.Also find the velocity of the ball w
a 12-lb collar is attached to a spring anchored at point C and can slide on a friction-less rod forming a 30 degree angle with the vertical. The spring has constant k and is unstretched when the col
Determine the critical load of a steel tube that is 5 m long and has a 100-mm outer diameter and a 16-mm wall thickness. Use E = 200 GPa.
Carbon dioxide flows in a 75 mm diameter PVC pipe at 0.014 kg/s at a pressure of 345 kN/m^2/s abs and a temperature of 10 degrees C. Calculate the head loss in 500 m of pipe.
Two water reservoirs A and B are connected to each other through a 40 m long, 2 cm cast iron pipe with a sharp-edged entrance. The pipe also involves a swing check valve and a fully open gate valve.
The distribution coefficient of styrene distributed between ethylbenzene and ethylene glycol at 25 degrees C is .19 mass fraction in the ethylene glycol phase per mass fraction in the ethylbenzene p
A 30 lb uniform cylinder can roll without sliding on a 15 degree incline. A belt is attached to the rim of the cylinder, and a spring holds the cylinder at rest. If the center of the cylinder is mov
A water tower containing 4000 m3 of water has been taken out of service to install a chlorine monitor. The concentration of chlorine in the water tower was 2.0 mg/L when the tower was taken out of s
Chromium contamination is a problem at a number of hazardous-waste sites. At one site local concentrations of chromium reached 60,000 mg chromium/kg soil and 19,000 mg/L chromium in the water.
It has been proposed to mix a 1500 L bath containing 5% by volume of H2SO4 with a 1500 L bath containing 5% by weight of NaOH. The Specific gravity of the acid added is 1.841 and its purity is 96%.
The object ABC consists of two slender rods welded together at point B. Rod AB has a mass of 1 kg and bar BC has a mass of 2 kg. Knowing the magnitude of the angular velocity of ABC is 10 rad/s when
For a given two-dimensional (x,y) Free body diagram (FBD) that is in Static Equilibrium, what are the two equations that civil engineers balance and use to solve for the forces
Write out the final version of Hooke's Law which includes Young's Modulus. Draw the idealized Stress-Strain diagram for a material. On the drawing, please label: the yield stress, the plastic deform
The station and elevation of the PVI is 8+17.36 and 76.85 ft. Assume that there will be stakes placed at the PVI, BVC, and EVC, the low (or high) point, and at all the 100-ft stations.
A conventional consolidated drained (CD) triaxial test is conducted on sand. The cell pressure is 100 kPa, and the applied axial stress at failure is 200 kPa.
A convective kerosene heater is tested in a well-mixed chamber having an air exchange rate of 0.39 ach. After 1 hour of operation, the NO concentration reached 4.7 ppm (remember PV=nRT).
determine the cross-sectional area of the concrete and steel and the stresses in each if the column deforms .01 inch while carrying 100 K load. The cross sectional area is 15 inch and column height
What is the highest downward speed (the terminal velocity), in miles per hour, ? At the terminal velocity the downward force (the weight) is equal to the upward force (the aerodynamic drag force).
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 concentr
Design a balcony slab exposed to the weather. The cantilevered span is 8 ft and the service live load is 100 psf. fc' = 4,000 psi, fy = 60,000 psi.
A beam of w16 X 50 section has a simple span of 20 ft. The beam is subjected to a uniform load of 2 kips/ft and an axial tensile force of 10 kips. Determine the maximum tensile and compressive stres
For the beam loading, (a) draw the shear and bending-moment diagrams, (b) determine the magnitude and location of the maximum absolute value of the bending moment.
When the driver applies the brakes of a light truck traveling 10 km/h, it skids 3 m before stopping. How far will the truck skid if it is traveling 80 km/h when the brakes are applied
The bund channel is to be formed by the embankment only. The horizontal distance between two bund s is 50 m. The 1-hr rainfall expected during the recurrence interval of 10 yrs is 8 cm/hr.