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pressurised tank drained through a smooth nozzle area a mdot mdotdel p h row a gfinda number of independent
1 calculate the 2x4 blocks weight mass density and specific weight express values in both metric and us units2 compute
a fan that can provide air speeds up to 50 ms is to be used in a low-speed wind tunnel with atmospheric air at 25degc
air at 20degc flows at 1 ms between two parallel flat plates spaced 5 cm apart estimate the distance from the entrance
an electric heater heats air the temperature sensor has a time constant of 5 seconds the air temperature output in degc
a 2 cm horizontal jet of water with a velocity of 15 ms is spraying onto a vertical plate attached to a cart moving
the wash still in a whisky distillery uses mechanical vapour re-compression as shown in the simplified diagram of the
1 newtonrsquos second law can be written in mathematical form as f ma within the summation of forces f are is not
propane gas c3h8 at 25c 1 atm enters an insulated reactor operating at steady state and burns completely with air
atmospheric pressure is1013 kpa or else 1469 psi you take a vessel and pressurise it to 350 kpa or 5075 psi above the
a 4 20 ma signal is sent to a 12-bit modicon plc input card which in turn sends this to a scada if the signal happens
in a sealed piston cylinder device nitrogen gas executes a carnot power cycle the source and sink temperatures are 999
a hollow cylinder made of copper has an outer diameter of 200 mm an inner diameter of 50 mm and a height of 100 mm
a person with a uniform temperature of 29 c is standing barefoot on a block of ice in a breezy room at 20 c with an
a stream of air at 1 bar 20 acircdegc 30 rh at 100 m3min is mixed with a stream of hot moist air at 120 acircdegc 75 rh
a rotor is being designed for a wind turbine the rotor will have a diameter of d 70 m a single airfoil will be used
size a suitable orifice plate to meter the steady flow of water at 20 degc through 138 cm diameter pipe if the nominal
a in the textbook sodium and chlorine are listed as having ionic radii of 098 and 181 aring respectively nacl can form
an internal combustion engine is driving an electrical dynamometer the torque arm length is 05 m and the force is 200 n
a j-type thermocouple with an ice-reference junction showed a reading of 22 mv after the experiment it was found that
ceo2 is an important energy material for application in fuel cellsa what kind of bonding do you expect between ce and o
a wind turbine has a rotor diameter of 60 m the wind speed is 10 ms the power coefficient of the rotor is 048 and the
determine the change in entropy for the followinga water u1000 kjkg t140 degree c to saturated liquid at p3 barb air t1
at steady state a 750 w electric resistance heater has an outer surface temperature of 450 degrees c on its heating
air at 40 degc 1 bar and 10 rh goes through an evaporative cooler and the outlet air is cooled to 27 degc find a the