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a regenerative steam power cycle has a closed feed water heater that heats 20 kgs of water from 100degc 20 mpa to
given a simple rankine cycle with temperature and pressure from the boiler of 580degc 10 mpa and a condenser pressure
describe the basics of the carnot cycle of thermodynamics and itrsquos application to heat engines such as diesel
water is the working fluid in a regenerative rankine cycle steam exits the first-stage turbine at 8 bar and its quality
water flows at a rate of 04 m3s in a 12 meter diameter pipe that contains a sudden contraction to a 06 m pipe determine
a refrigeration cycle has a coefficient of performance equal to 75 of the value for a reversible refrigeration cycle
a work piece is being cut at 76mmin 250 fpm and the power is found to be 20 kw 27hp the feed is 25 mmrev 010 inrev and
in a turning operation the feed rate t is 13 mm 005 in and the depth of cut normal to the plane of the paper is 25mm
air is compressed in a steady-flow compressor via a polytropic process from 15 psia and 60ordmf state 1 to 75 psia and
saturated liquid water is compressed from 100 kpa state 1 to 25 mpa state 2 in an adiabatic pump having 85 isentropic
steam enters a two-stage adiabatic turbine at 8 mpa and 550ordmc state 1 and is expanded to 2 mpa state 2 in the first
hydrogen gas at 35ordmc and unknown pressure state 1 enters a steady insulated system which has no work interaction
air at 5 bar and 177degc state 1 is expanded through a turbine to 1 bar and 27degc state 2 the mass flow rate of air
a rigid tank is divided into two equal parts by a partition one part of the tank contains 31 kg of compressed liquid at
consider a submarine cruising at 018 ms far below the surface in sea water at 20 degree c a 150-scale model of the
a pipe transports water in a 4-cm-diameter pipe with an average velocity of 10 ms the pipe undergoes a 90 degree bend
a pistoncylinder arrangement has a load on the piston so it maintains constant pressure it intially contains 1kg of
using the average-end area-methoddetermine the quantity of asphalt and granular material required for the parking lot
4 kw motor is driving an oil pump with an efficiency of 95 in a 10 mm diameter pipeif the velocities of the fluid in
cyclopentadiene and cyclohexanone are combined in a reactor and undergo an addition reactionnbsp the adduct can either
200mm dn pipeline has to deliver 80msup3h of water at a discharge pressure ofnbsp 5550 kpa approximately how many pump
a pole-vaulter is holding the vaulting pole parallel to the ground the pole is 5 m long the vaulter grips the pole with
a closed system consists of an ideal gas with constant specific heats that remain constant the gas undergoes a process
a gas turbine has a mixture of 17 co2 60 n2 and 17 h2o on a molar basis enter at 1800degr and 116 psi and a mass flow
a rigid tank contains 2 kmol of n2 and 6 kmol of ch4 gases at 200 k and 12 mpa estimate the volume of the tank using