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1 a process water with a specific heat capacity of 4182 kj kg-1 k-1 flows at a rate of 0050 kg s-1 through a heat
the initial water content of the sample in problem 8-12 is 1057 and the density of the solids p is 270 mgm3 compute the
a strip footing 3 m wide is loaded on the ground surface with a pressure equal to 150 kpa calculate the stress
a new highway to siracha thailand is to be constructed east of bangkok across a region of deep deposits of very soft
calculate the stress distribution with depth at a point 3 m from the comer along the longest side of a rectangularly
an air roamer contains 10 kg of air at 7 bar a blow-off valve is opened in error and closed again within seconds but
a refrigerant leases a condenser us a saturated liquid at a temperature of 25 degc and is throttled to a pressure of
air at 69 bar 260degc is throtded to 55 bar before expanding through a nozzle to a pressure of 11 bar assuming that the
air at 40degc enters a mixing chamber at a rate of 225 kgs where it mixes with air at 15degc entering at a rate of 540
steam from a superheater at 7 bar 300 t is mixed in steady adiabatic flow with wet steam at 7 bar dryness fraction 09
a rigid cylinder contains helium molar mass 4 kgkmol at a pressure of s bar and a temperature of 1st the cylinder is
a well-last vessel of volume i in containing 125 kg of steam at a pressure of 22 bar is connected via a valve to a
steam at 005 bar 1000 is to be condensed completely by a reversible constant pressure process calculate the heat
a rigid cylinder containing 0006 ms of nitrogen molar mass 28 kgkmol at 104 bar 15degc is heated reversibly until the
1 kg of air is allowed to expand reversibly in a cylinder behind a piston in such a way that the temperature remains
1 kg of a fluid at 30 bar 300degc expands reversibly and is other mally to a pressure of 075 bar calculate the heat
an air standard dual-combustion cycle has a mean effective pressure of 10 bar the minimum pressure and temperature are
an exhaust gas is analysed and is found to contain by volume 78 ns 12 co2 and 1002 what is the contsponding gravimetrk
a closed vessel of volume 3 m3 contains air saturated with water vapour at 38degc and a vacuum pressure of 660mm of
the air in a cylinder fitted with a piston is saturated with water vapour the volume is 03 m3 the pressure is 35 bar
the temperature in a vessel is 36degc and the proportion by mass of air to dry saturated steam is 01 what is the
in a dual-combustion cycle the maximum temperature is 2000t and the maximum pressure is 70 bar calculate the cycle
calculate the cycle efficiency and mean effective pressure of an air standard diesel cycle with a compression ratio of
a four-cylinder petrol engine has a swept volume of 2000 cm3 and the clearance volume in each cylinder is 60 cm3
1 determine the resultant of the force system shown in below figure using graphical method2 a beam hinged at a is