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the inner pipe of a double-pipe heat exchanger has an od of 19 in and contains 36 rectangular fins of the type shown in
a 03-l glass of water at 20degc is to be cooled with ice to 5degc the melting temperature and the heat of fusion of ice
an insulated tank is divided into two parts by a partition one part of the tank contains 25 kg of compressed liquid
a gas is compressed from a state of 15 lbfin2 05ft3 to a final state of 60 lbfin2 the process equation relating p and v
design a signal conditioning system to acquire and store an egg bio potential the bandwidth of interest is between 6
a random sample of three bottles is selected from the running conveyor system when the bottles are inspected they are
an insulated piston-cylinder device contains 7l of saturated liquid water at a constant pressure of 175 kpa water is
the bottom of a chair where you sit the lsquoseatrsquo will be injection molded by itself in a mold assume the chair is
metal balls 10 mm in diameter are to be annealed by heating them to 827degc then allowing them to cool slowly in air at
a rigid tank contains 10 lbm of air at 30 psia and 65degf the air is now heated until its pressure doubles determine a
a rankine cycle with superheat is to be designed using water as the working fluid the boiler pressure will be 1000 psia
a 05-m3 rigid tank contains refrigerant-134a initially at 160 kpa and 40 percent quality heat is now transferred to the
a battery of silicon photocells mounted on a plane surface operates with an efficiency of 167 under all conditions
the following cycle involves 3 kg of air from 1 to 2 is polytropic compression where p1150 kpa t1360 k p2750 kpa v2054
water flows in a 2 ft diameter duct under the following conditions p1 55 psia and v120ftsec at another section 12 ft
water at 30 degrees c flows through a horizontal pipe 1 inch inside diameter in which the pressure drop is to be
the following information is known about the steady flow of methane through a horizontal insulated ductentering
a certain balloon is constructed of a material such that the pressure inside is related to the volume according to the
a cantilevered beam with a rectangular cross section is loaded by a force perpendicular to the beam center line at the
water flows through a duct of varying area the difference in stagnation pressures between two sections is 45 x 105 nm2a
a rigid tank contains 556 kg of an ideal gas at 36 atm and 40 degrees celsius now a valve is opened and half of the
argon gas initially at 140 kpa 10c is contained in a cylinder fitted with a piston the initial volume of the gas is
a very large vertical steel plate that is 1 cm thick is inductively heated with internal heat generation rate of 2x109
a vortex tube is used to separate an ideal gas at 10 bar and 375 k such that half the gas is collected in a cool stream
linseed oil is to be pumped at a flow rate of 12gpm over a distance of 18m the allowable pressure drop is 15 psi