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1. For the isentropic flow of an ideal gas with constant specific heat ratio k, the ratio of the temperature T* to the stagnation temperature To is T*/To 5 2/(k 1 1). Develop this relationship.
2. A gas expands isentropically through a converging nozzle from a large tank at 8 bar, 500 K. Assuming ideal gas behavior, determine the critical pressure p*, in bar, and the corresponding temperature, in K, if the gas is
(a) air.
(b) carbon dioxide (CO2).
(c) water vapor.
consider an ideal steam cycle that combines the reheat cycle and the generative cycle. the net power output of the
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15000 monodisperse particles are released simultaneously and allowed to settle in still air for 5 min. if the particles
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caf2 and mgf2 are mutually insoluble in the solid state and form a simple binary eutectic system. calculate the
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Determine the position of the neutral axis relative to the bottom face - dimensions of a 6 m long asymmetric I-beam are shown. Determine the position of the neutral axis relative to the bottom face
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a hub and shaft are said to meet satisfactory fit if the clearance between the two is between 0.03 and 0.18 mm. the
The Acme Company claims to have designed an adiabatic turbine that will produce 126.2 BTU per pound of steam. The operating conditions are labeled on the diagram below. Is this company's claim valid or is this a perpetual motion machine? Hint: Determ..
the velocity of a particle is given by v16t2i 4t3j 5t 2k ms where t is in seconds. if the particle is at the origin
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