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a metal plate k 180 wmk p 2800 kgm3 cp 880 jkgk with a thickness of 1 cm is being cooled by air at 5 degrees c with
an airplane is flying with 212 kias at 10000 feet pressure altitude the pitot tube position error for the aircraft is 3
consider a germanium wafer which has been doped with antimony to become extrinsically semiconducting at room
an insulated tank is divided into two parts by a partition one part of the tank contains 25 kg of compressed liquid
a calculate the fugacity of liquid hydrogen sulphide in contact with its saturated vapor at 255c and 20 barsb the vapor
material d has a molecular weight of 21345 gmol and material e has a molecular weight of 7512 gmol you desire to have a
consider a metal where the activation energy for vacancy formation is 095 evatom at 1000 degrees c the fraction of
at 500ordmc the diffusion coefficient for zn in cu is 40e-18 m2s the activation energy for diffusion of zn in cu is 189
manganese has a density of 744 gcm3 given that the activation energy for vacancy formation is 11 evatom calculate the
a supply of steam at a pressure of 4 mpa and a temperature of 332degc state 1 is used to do mechanical work as it
air enters the compressor of a turbofan engine at ndash20degc and 60 kpa with a flow rate of 95 kgs and speed of 170 ms
in an interview for a manufacturing engineering position you have been told that a certain product was not
a survey of industry representatives conducted by the national society of professional engineers indicated the 1 area
ten pounds-mass of r-22 is at an initial volume of 4059 ft3 and pressure of 200 psia it is compressed isobarically
piston-cylinder assembly contains 3 kg of steam at pressure of 100 bar and temp of 400 c it undergoes a process by
a piston cylinder device contains 1 kg of steam at 500c and 2 mpa the piston device is surrounded by a water vapor
a high-speed boat is powered by a water jet pump engine similar to a jet engine on airplanes the engine takes in water
if a germanium wafer which is uniformly doped with gallium to a concentration of 555 1023 m3-1 has an electrical
an accident occurs when car a rear-ends car b at a stoplight the mass of car a is 1500kg and the mass of car b is 1000
an adiabatic turbine has steam flowing steadily through it the inlet conditions of the steam are p16 mpa t1 400c and
a piston-cylinder assembly with an initial volume of 001m3 is filled with saturated refrigerant 134a vapor at 16
a batch of a certain substance a simple system is held in a constant volume rigid container the system experiences an
derive analytical expressions for the helmoltz free energy fundamental relation of a single component ideal gas ft v n
a fire truck draws water from an open constant-level reservoir through a hose of 02 ft2 cross section the water is