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Determine the work input and entropy generation during the compression of steam from 100 kPa to 5 MPa in (a) an adiabatic pump and (b) an adiabatic compressor is the inlet state is saturated liquid in the pump and saturated vapor in the compressor and the isentropic efficiency is 85% for both devices.
a 0.12 ounce bullet hits at 2000 fts a suspended 10-lb block of wood and becomes embedded in it. the angle alpha
consider a fluid of density ? inincompressible laminar flow in a plane narrow slit of lengthl and width w formed by two
The diameter of the sun is 1.39 x 106 km and is assumed to radiate with emissivity, e = 0.98, estimate its effective temperature. The distance between the sun and earth is about 1.495 x 108 km. The earth temperature is about 15 C. The solar constant ..
steam enters an adiabatic turbine at 10 mpa and 800c. it leaves the turbine at 800 kpa and 500c. neglecting kinetic
two kilograms of air within a piston-cylinder assembly execute an ideal carnot power cycle within maximum and minimum
Consider two-dimensional flow over the double-wedge airfoil shown. Find the lift and drag per meter span acting on the airfoil and sketch the flow pattern. Find the pressure acting on all surfaces.
an adiabatic gas turbine expands air at 3447 kpa and 427degc to 415 kpa and 120degc. if the volume flow rate at the
Compute the fugacities of ethane and n-butane in an equimolar mixture at 373.15K at 1, 10, and 15 bar total pressure assuming that the Lewis-Randall rule is correct.
A closed rigid tank contains water in equilibrium at a temperature of 225 °C and a quality of 0.35 (35%). The mass of the liquid water present is 0.25 kg. What phases are present in the system? (Give justification) What is the mass of vapor that is p..
Consider a particle of mass m moving in two dimensions between two perfectly reflecting walls which intersect at an angle alpha at the origin. Assume that when the particle is reflected, its speed is unchanged and its angle of incidence equals its an..
suppose 550 g of aluminum which has been heated to 150 c is added to 100 g of water which is at a temperature of 25 c.
Calculate the torque on each of the two shafts,the power transmitted and the power lost in friction. U=0.3 what is the efficiency of the drive.
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