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Consider a steam power plant that operates on a simple ideal Rankine cycle and has a net power output of 45 MW. Steam enters the turbine at 7 MPa and 500 °C and is cooled in the condenser at a pressure of 10 kPa by running cooling water from a lake through the tubes of the condenser at a rate of 2000 kg/sec
a)What is the work input requirement for the pump? b)What is the heat transfer per unit mass in the boiler?
c)What is the quality at the exit of turbine?
d)What is the work output from the turbine?
e)What is the thermal efficiency?
f)What is the mass flow rate through the cycle?
g)What is the temperature rise of the cooling water from the lake?
a mini motor bike for chidren is powered by a 4 hp single cylinder gasoline engine governed to run at a maximum of 2250
An ideal vapor-compression refrigeration cycle uses R-134a as the working fluid in an air-conditioning system. The refrigerant enters the compressor as a saturated vapor at 40 °F
a pressure vessel made of aluminum alloy 2024?t351 sy 325 mpa and kc 36 mpa?m12 is manufactured for a safety factor
a.calculate the enthalpy entropy and gibbs free energy changes when 10g of supercooled liquid silver solidifies
the height of an inaccesible mountain peak c must be estimated. fortunately two smaller mountains a and b which can be
Calculate the change in length of the component - calculate the shear strain in the circular section and the square section
Given a simulator or actual device, identify if a control loop is in control or out of control and identify the information used to make the decision
part-1suppose that a simple pendulum is attached to our spring-damper-mass system. a simple schematic of the model is
the dredger is loading a sand onto a barge.the sand leaves the dredger pipe at 4ft/s with a weight flux of 850 lbs/s. estimate the tension on the mooring line caused by this loading.
Find the velocity of the bullet and block just after impact.
Assume the same eight features are used to assess quality
blood flows from the left ventricle of the heart up through the ascending aorta. this system can be modeled as a
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