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the second law efficiency of heating a liquid in a closed container is evaluated in example using the results obtained
if the numerical value of availability represents the amount of energy within a system that can be converted into
an electric heater is used to increase the temperature of liquid water in an open tank from 100 to 800degc in a steady
1 superheated steam at 1000degc and 100 mpa flows through a pipe located 200 m above the floor in a power plant with a
a horizontal pipe carrying superheated steam at 300 mpa and 1000degc suddenly develops a small crack steam enters the
consider the circuit diagram below use superposition to find voltage vx as drawn draw all sub-circuits in your analysis
assignment1 consider the circuit below assume the switch has been in its initial position for a long time and it
saturated liquid ammonia enters a boiler in a refrigeration system at -200degc and exits the boiler as a superheated
the total energy contained in a closed sealed rigid can of carbonated soda is 100 btu with a total entropy of 00739
an inventor claims to have developed a new closed sealed battery that can produce a maximum reversible work of 380 kj
1 determine the total availability of a 700 times 10-3nbspkg incompressible lead bullet traveling vertically at 1000 ms
100 lbm of saturated water vapor at 212degf is condensed in a closed nonrigid system to saturated liquid at 212degf in
a closed sealed rigid container is filled with 005833 ft3 of liquid water and 094167 ft3 of water vapor in equilibrium
1 determine the irreversibility of a 400 times 10-3 kg 800degc lead bullet traveling at 900 ms that impacts a perfectly
the surface temperature of a 100 w incandescent lightbulb is 600degc the surface temperature of a 200 w fluorescent
an automobile engine heater is an electrical resistance heater that is plugged into a 110 v ac outlet and inserted into
1 determine the irreversibility produced as 100 kg of liquid water at 100degc is adiabatically mixed with 200 kg of
an engine operating on a carnot cycle extracts 100 kj of heat per cycle from a thermal reservoir at 1000degc and
your boss wants to know how much power is required to compress 150 kgmin of air an ideal gas in an insulated compressor
your new job at a domestic refrigerator manufacturing company involves the design of expansion valves the liquid
a company claims to be able to manufacture a vortex tube using air that reaches -250degf cold side and 250degf hot side
suppose 0730 kgs of oil at 120 mpa and 200degc enters a system at 800 ms and exits the system at 0800 mpa 400degc and
steam at 400 psia and 500 quality is heated in a steady flow isobaric heat exchanger until it becomes a saturated vapor
a nuclear reactor heats a fluid for the steady flow power plant shown in given figure the mass flow rate is 100 lbms
the sales literature for the device shown in given figure claims that the outlet temperature is slightly higher than