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A steam power plant implements an ideal reheat Rankine cycle. Steam enters the inlet of the high-pressure turbine at 8 MPa and 450 °C and the inlet of the low-pressure turbine at 0.5 MPa and 500 °C. The condenser operates at 10 kPa.
Determine:
(a) the mass flow rate through the boiler needed for this system to produce a net 5000 kW of power and
(b) the thermal efficiency of the cycle.
find the stresses in a point of a rod that is fixed to a wall and have a load in the edge or better known as a cantilever.
consider the surface of a solid that is at an elevated temperature and exposed to cooler surroundings. by what modes is
Partial Auxiliary View showing the details of the inclined face - supply dimensions for the inclined face only. Select a suitable scale to make the drawing fit on an A3 drawing sheet.
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the fibers of a carbonepoxy composite are 8 micrometers in diameter and are coated with a 1 micrometer thick epoxy
one kg of water vapor at 200 kpa fills the 1.1989 m3 left chamber of a partitioned system. the right chamber has twice
using excel find the value of the 95 confidence interval for a single-sample using the z variable and the students
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the automobile has a speed of 80 fts at point a and anacceleration a having a magnitude of 10fts2 acting in the
If the efficiency of the turbine in converting the mechanical energy given up by the fluid to the turbine shaft is 89% (nt = 0.89), calculate the friction loss in the turbine in J/kg.
a small spherical ball is gently released from rest in a cylindrical tank completely filled with glycerine. the ball
Design a flat roof meeting certain mechanical performance criteria. The basic structure of the roof is a series of rectangular-section 'joists', made from softwood, that span the space to be covered by the roof.
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