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A hybrid lamina uses glass and graphite fibers in a matrix of epoxy for its construction. The fiber volume fractions of glass and graphite are 40 and 20%, respectively. The specific gravity of glass, graphite, and epoxy is 2.6, 1.8, and 1.2, respectively. Find
1. Mass fractions
2. Density of the composite
consider a gas turbine with turbine staging and reheating. it operates under the following conditions.inlet air at 285
a large tower is to be supported by a series of steel wires.it is estimated that the load on each wire will be 11100N. determine the minimum required wire diameter assuming a factor of safety of 2 and a yield strength of 1030MPa.
A car ferry is essentially rectangular with dimensions 25 ft wide and 300 ft long. If 60 cars, with an average weight per car of 3000 lb, are loaded on the ferry, how much farther will it sink into the water?
If the filling is done rapidly, calculate the final temperature in the small cylinder, (a) assume that oxygen is an ideal gas with Cv= 5R/2 and (b) using accurate thermodynamic data for oxygen.
List several advantages of using as state variables, the across variables of independent A-type energy storage elements and through variables of independent T-type energy storage elements, in the development of a state-space model for an engineeri..
a power plant is analyzed as a simple ideal rankine cycle with a boiler operating at 300 oc. steam leaves the boiler
Determine the angle through which the wheel may be slowly turned about its horizontal axis through O, starting from the position shown, before the rod begins to slip.
Derive the small-displacement equations of an induction machine with flux linkages per second as state variables. Express the equations in fundamental form.
Air at 3.5MPa and 500 C is expanded in an adiabatic gas turbine to 0.2MPa. Calculate the maximum work that this turbine can produce, in kJ/kg.
an adiabatic compressor compresses nitrogen k1.4 r0.297 from p1200 kpa and t1300k to p21500kpa. the isentropic
Calculate the molar man of the mixture, and the density if the temperature is 550°C and the total pressure is 1 bar
amonia as a refrigerant enters the expansion valve at a pressure of 1.5 mpa and a temperature of 32 oc its pressure on
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