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Determine the work done by a 1-lb fluid system as it expands slowly within a piston-cylinder arrangement from an initial pressure and volume of 80 psia and 1 ft3, respectively, to a final volume of 4 ft3 in accordance with the following defining relations: (a) p = C; (b) pV =C; (c) pV1.4 = C; (d) pV2 = C; (e) p = - 20V + 100, psia.
Your rich godfather has offered you a choice of one of the three following alternatives: $10,000 now; $2,000 a year for eight yeaers; or $24,000 at the end of eight years
Complex loading (bending and compression), A steel chimney is 28m high, 1.4m external diameter, and 20mm thick. It is rigidly fixed at the base and is acted upon by a horizontal wind pressure of intensity 1.
the beam ab is pin supported at a and supported by a cable BC. determine the resultant internal loadings acting on the cross section at points d and e.
calculate the enthalpy change of the universe during the process. Cp=Cv = 4.18 kj/kgK
(1) I shte cooling process polytropic? If so, what is the value of n? (2) Find the final state pressure. (3) Compute the work done for this process considering the water as a closed system.
What is the wear coefficient of the bearing material in m2N-1 ?
a 0.7-lb block rests on top of a 0.5-lb block supported by but not attached to a spring of constant 9 lbft. the upper
Find the velocity of the bullet and the distance it has traveled into the water after 4 seconds. Please show detailed step by step process to solution.
Two tow trucks lift a 100 lb motorcycle out of a ravine following an accident. If the motorcycle is in equilibrium in the position shown, what are the tensions in cables AB and AC?
A heat pump is used to maintain a house at a constant temperature of 23 °C. The house is losing heat to the outside air through the walls and the windows at a rate of 60,000 kJ/hr while the energy generated within the house from people
A volume of 1.8 L of neon gas (monatomic) is at a pressure of 3.4 atmospheres and a temperature of 370 K. The atomic mass of neon is 20.2 g / mol. Calculate the mass of neon gas in SI units.
A dump truck is shown in the figure. The loaded container has a mass of 8000 Kg and may be modelled as a solid homogeneous block. The hydraulic cylinder applies a force of 300 kN to the container in the starting position shown.
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