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If the air from the end of the pipe line of given Problem is delivered through 50 ft of I-in. hose to a rock drill that requires 140 cfm of air, determine the pressure at the drill.
Problem
A 3-in . pipe with screwed fittings is used tp transmit 1,000 cfm of free air at an initial pressure of a100-psi gauge pressure. The pipeline includes these itmes:
900ft of pipe
Three gate valves
Eight standard on-run tees
Six standard ells
Determine the total loss of pressure in the pipeline.
2. What will be the pressure at the air tool end of a 60-ft-long, l-in.-diameter hose if the tool requires 120 cfm? The pressure entering the hose is 96 psi.
a balloon filled with helium initially at 27 degree c and 1 bar. is released and rises in the atmosphere until the
Calcium Silicate has replaced asbestos as the preferred insulation for steam lines in power plants. Consider a 40 cm O.D., 4 cm wall thickness steel steam line insulated with a 12 cm thickness of calcium silicate. The insulation is protected from dam..
a satellite is in a circular orbit 250 mi above the surface of the earth. determine the new perigee and apogee
The rotor of the turbine of a ship has a mass of 2500 kg and rotates at a speed of 3200 rpm counter-clockwise when viewed from stern. The rotor has radius of gyration of 0.4 m. Determine the gyroscopic couple and its effect when: the ship steers t..
Write a program to solve Problem 3.123 for a range of initial velocities. Let the car mass and final velocity be input variables.
The 10-lb collar starts from rest at A and is lifted with a constant speed of 2 ft>s along the smooth rod. Determine the power developed by the force F at the instant shown.
a 12 kn force is exerted on a rocker arm. the moment of inertia i of the crosssectionnbspwith respect to the
ammonia enters a control volume operating at steady state at p1 14 bar t1 28 oc with a mass flow rate of 0.5 kgs.
A small, narrow, flat-bottomed fishing boat is loaded down with two crew member and a catch fish. The rear of the boat is a plane inclined at an angle theta¸ of 75 degrees with the horizontal. Thirty centimetres below the water surface is a hole in t..
The steel rod ABC is attached to rigid supports and is unstressed at a temperature of 25°C. The steel is assumed elastoplastic with E = 200 GPa and σY = 250 MPa. The temperature of both portions of the rod is then raised to 1508C.
Compare analog control and direct digital control for motion control in high-speed applications of industrial manipulators. Give some advantages and disadvantages of each control method for this application
A 1000 ft long metal duct is used to transport heated air from one side of a plant to another. The duct is 24in high by 36in wide. The heated air's temperature at the inlet of the duct is 170 F and the volumetric flow rate is 15,000 CFM. If the ambie..
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