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Hot water at 90C enters a 15-m section of cast iron pipe, whose inner diameter is 5.3 cm, at an average velocity of 0.65m/s. The outer surface of the pipe is exposed to the cold air at 10C in a baseme
Bullet A from west with a mass of 175g and speed of 550m/s and bullet B from east with a mass of 150g and speed of 200m/s moves towards to a block that having mass 12kg.
Design a packed tower for the absorption SO2 from air. The SO2 feed contain 0.0016 mol frac A into pure water in column that is 1.5 m2 cross sectional area and 3.5 m in height.
Consider 6.0 kg of austenite containing 0.45 wt% C, cooled to below 727 degrees Celcius (1341 degrees Farenheit).
The 6 x 12 in timber beam has been strengthened by bolting to it the 5 x ? in steel reinforcement shown. The modulus of elasticity for wood is 1.8 x 106 psi and for steel is 29 x 106 psi.
Consider a NACA 0009 airfoil that has a plain flap whose length is 0.2c and which is deflected 25. a. Calculate cl and cmc/4 When the geometric angle of attack is 4 degrees, what is the section lift c
Assuming that within metal crystals, the atoms can be considered as hard spheres in contact, sketch arrangement of atoms in a (100) plane, a (110) plane and a (111) plane of face-centered cubic struct
A full-revolution press has 100 rpm flywheel rotation. The press is equipped with two-hand palm buttons mounted on the machine at a distance of 20 inches from the point of operation.
A tensile member of 2024-0 aluminum alloy used for aircraft fuselage had an original cross-sectional area of 4.0square inches. If the strain hardening exponent, n=0.21 and the strength coefficient Q=5
A roast is in an oven and weighs 2.25 kg. it is initially at 6 degrees Celsius and needs to be heated to 80 degrees Celsius. The oven is at 175 degrees Celsius and the heat transfer coefficient is 15W
Steam flowing through a long, thin-walled pipe maintains the pipe wall at a uniform temperature of 500K. The pipe is covered with an insulation blanket comprised of two different materials, A and B.&n
Discuss how u would design a drive shaft based on the knowledge gained from performing this experiment and previous knowlede on materials properties, materials processing and forming.
The lifetime (in hours) Y of an electronic component is a random variable with density function given by f(y)={¦(1/100 e^((-y)/100), if 0≤y@ @0, o/w)¦ Three of these components operate in
A 0.3 kg bullet is fired into a 3.6 kg wooden block and becomes embedded in it. knowing that the block and bullet move up the smooth incline for 1.2 seconds before they come to stop.
Suppose that you have a basin of 35C warm water that you use to run a heat engine that cools its substance with air at 20C. What is the maximum efficiency of the heat engine?
Steam flows steadily through an adiabatic turbine.The inlet conditions of the steam are 6 mPa,400 degree celcius and 80 m/s and the exit conditions are 40 kPa, 92 percent quality and 50 m/s.
The light right-angle boom which supports the 400-kg cylinder is supported by three cables and a ball-and-socket joint O attached to the vertical x-y surface. Determine the reactions at O and the cabl
A solid object of AISI 302 steel at a temperature of 850?C is quenched in mineral oil at a temperature of 25?C. The oil is contained in a well-insulated cylindrical tank that has a diameter of 1 m and
Water flows through a pipe AB 1.2 m diameter at 3 m/s and then passes through a pipe BC 1.5 mdiameter. At C, the pipe branches. Branch CD is 0.8 m in diameter and carries one third of the flow in
A disk has a mass of 4kg and a radius of 90mm, it is at rest when it is placed in contact with the belt, which moves with a constat speed (v =15m/s). knowing that friction is .25 between the disk and
If the fuel-to-air ratio is 0.06 and the pressure and temperature in the intake manifold are 1 atm and 285 k, respectively, calculate the power available from the engine - propeller combinat
Suppose you are a materials engineer working for a beverage company and have been asked to identify what material should be used to minimize the cost of fabricating soda containers.
A full revolution press has 100 rpm flywheel rotation. The press is equipped with tow hand trip devices mounted on the machine at a distance of 20 inches from the point of operation.
What is a beach profile that will provide protection to the infrastructure fronting a beach, is it a wide well profiled beach or a similar width, wide 2 meter high horizontal sand plateau renourishmen
An in-line six cylinder, 6.6 liter, four-stroke cycle SI engine with multiple port fuel injection operates at 3000 RPM, with a volumetric efficiency of 89%.