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Steam at 75kPa and 13 percent quality is contained in a spring loaded piston-cylinder device with an initial volume of 3.90m^3. Steam is now heated until its volume is 9.75m^3 and its pressure is 300kPa. Determine the heat transferred to and the word produced by the steam during this process.
two streams discharge into a pipe as shown. the flows are incompressible. the volume flow rate of stream a into the
geothermal steam is planned as an energy source for power generation. the steam enters and adiabatic exchanger at 2
A 30-cm-long, 1-cm-diameter aluminium fin (k=237 W/m·K) is exposed to an environment at 22oC. The base temperature of the fin is maintained at 80 oC. The heat transfer coefficient between the rod and the surrounding air is 11 W/m2·K.
you are working for a satellite manufacturer. the satellite is designed for use in a geosynchronous geo orbit. its
a body is acted upon by an upward force of 12n and a horizontal force of 20n to the right. what are the amount and the
a cartridge electrical heater is shaped as a cylinder of length l200 mm and outer diameter d20 mm. under normal
Determine an expression for the number of cycles to failure, Nf if the initial crack size is a0. State any assumptions you make.
determine the speed of the cam and use the motion equations and a spreadsheet to plot a displacement diagram of the
you are working with a semiconductor a write an expression for the conductivity of this semiconductor if it has an
a piston-cylinder device contains 0.167 kg of air initially at 2.2 mpa and 344degc. the air is first expanded
The main elevator A of the CN Tower in Toronto rises about 349 m and for most of its run has a constant speed of 22 km/h. Assume that both the acceleration and deceleration have a constant magnitude of g/3 and determine the time duration t of the ..
two flows of h2o one of which is saturated vapor at .6 mpa and the other of which is at .6 mpa 600 deg c mix
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