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A heat engine is operating on a Carnot cycle and has a thermal efficiency of 75 percent. The waste heat from this engine is rejected to a nearby lake at 60°F at a rate of 800 Btu/min. Determine (a) the power output of the engine and (b) the temperature of the source.
Determine the expected diffraction angle for the first-order reflection from the (310) set of planes for BCC chromium when monochromatic radiation of wavelength 0.0711 nm is used.
a passenger car the aston martin one-shy77 is equipped with a 7.312l v12 naturally-shyaspirated 4-shystroke
the united states consumes 3749846 thousand megawatt hours each year. assuming all of that energy was dumped to the
a vertical piston cylinder device contains a gas under pressure . the mass of the piston is 2.5 kg and its diameter is
1045 steel is carburized at 650 degree c for 500 hr. the carbon concentration is 0.6 wt at a position of 3.7 mm beneath
large wind turbines with blade span diameters of over 100 m are available for electric power generation. consider a
a slotted arm rotates counterclockwise in a fixed circular path about an origin with a constant angular velocity of
the combustion chamber on a jet has air entering at 2 kgs and fuel enters through a fuel injector at .07 kgs. determine
argon gas enters an adiabatic compressor under steady flow conditions at 12o kpa and 30 c with a velocity of 20 ms and
a bicyclist starts from rest after traveling along a straight ath a distance of 20m reaches a speed of 30kmh. find his
a car with a mass of 1570 kg is supported by four springs each with a spring constant of 25 nmm. in traveling over an
determine the microstructure for eutectoid steel that has undergone the following heat treatment. for each heat
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