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a piston cylinder assembly which initially has a volume of 1m3 is filled with 7 kg of air the pressure on the air is
what size unf bolt made from sae grade 5 steel is needed to carry a static tensile load of 3000lb with a safety factor
a torsion bar is used as a suspension element for a vehicle the bar has a diameter of 20 mm it is subjected to a
an oil company refines crude oil valued at 62barrel and sells it to motorist as gasoline at its retail centers at a
materials and materials selection to do this taskyou are required to independently write a report in no more than 1500
2kg of an ideal gas for which cp0895 kjkg-k and cv 0706 kjkg-k is contained in a rigid insulated container at 2 bar
a gas expands in a piston-cylinder device from 001m3 to 003m3 the pressure and volume during the process are described
the 60-w fan of a central heating system is to circulate air through the ducts the analysis of the flow shows that the
design a mask set and process flow that would produce a 50000 ohm resistor patterned onto the surface of an initially n
calculate the rate of heat loss per foot and the thermal resistance for a 6-in schedule 40 steel pipe covered with a
a steel tube k 15 wmdegc of outside diameter 76 cm and thickness 13 cm is covered with an insulation material k 02
a isentropic entropy s is constant process involving water starts at 300 mpa 633k and ends at 10 kpa determine the
a closed rigid well-insulated tank contains 2 kg of saturated mixture of water at 159kpa initially three-quarters of
wet stream saturated liquid-vapor mixture at 200 mpa is the initial state of a constant enthalpy process the end state
the stresses at a point in plane stress on the body of a car were found to be sigmaxx 30 mpa c sigmayy 60 mpa t and
describe how the hereditary information contained in genes within the cellrsquos dna is expressed as proteins that
air with a mass flow rate of 15 kgsec and temperature of 400 k flows through a horizontal duct of an air heater if 36
consider a rocket engine with an exit area of 85 m2 the flow rate of fuel and oxidizer are 75 kgsec and 8 kgsec
containers arrive at a stocking station on a conveyor at the rate of five per minute container weight is 25 kg conveyor
one kg of air in a piston-cylinder assembly undergoes two processes in series from an initial state where p1 05 mpa t1
a rigid tank with a volume of 18 m3 contains 15 kg of saturated liquid-vapor mixture of water at 2 bar now the water is
what forms do the equations of motion for an idealized string take if either a the linear density varies with position
air is contained in a piston-cylinder assembly initially at 40 psia and 600 r the air expands in a polytropic process
a piston-cylinder assembly contains co2 the co2 expands with pv15constant where the initial state is 200 degrees f and