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A Brayton cycle uses air and produces a net work of 14000 Btu/s with an inlet state of 60°F, 14.7 psi and a compression ratio of 16. The heat added in the combustion process is 400 Btu/lbm. If the thermal efficiency is 0.547 Determine: Using variable specific heat method 1) The highest temperature in the cycle 2) The mass flow rate of the air
air enters an insulated diffuser operating at steady state with a pressure of 105 nm2 and a temperature of 57 degrees
A cylindrical Steel compression specimen of 150 mm long, 75.60 mm outside diameter and 69.60 mm inside diameter is used to determine the stress distribution in a compression member. An axial force P = 100 kN is applied at different locations (A, B, o..
three moles of an ideal gas with temperature-independent cp 72r cv 52r is contained in a horizontal pistoncylinder
stainless steel type 304 having a density 7.86 gmcm3 has been used in some reactors. the nominal composition by weight
find the enthalpies and entropies at each point around a simple rankine cycle. assume that prior to entering the pump
determine the velocity of a detonation wave propagating through an ideal-gas mixture having a constant specific heat cp
determine the intersection points of the following pairs of curves. follow the following steps for each problemi. use
a scuba divers 2 ft3 air tank is to be filled with air from a compressed air line at 120 psia and 100 degree f.
an overhead door is guided by wheels at a and b that roll in horizontal and vertical tracks. knowing that when theta
steam exits a turbine with a mass flow rate of 2x105 kgh at a pressure of 0.008 mpa quality of 94 and velocity of 70
Calculate the work during the process. Explain whether the work is done on the system or by the system and determine what phase or phases are initially present in tanks A and B.
determine the maximun concentrated load that can be applied at the midpoint of a 3-m simple span. Neglect the weight of the beam.
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