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the pressure and temperature of steam entering an adiabatic turbine are 4000kPa and 400 degrees C, respectively. if the pressure and the temperature of the working fluid at the exit are 200kPa and150 degrees C respectively, determine:
a) change of exergy of fluid
b) exergy destroyed
ambient temp is 25 degrees c and assume standard atmospheric pressure
A 16000kg airplane lands with a speed of 92m/son a stationary aircraft carrier deck that is 115 mlong. Find the work done by nonconservative forces in stopping the plane
A rod supports a 2.35 kg lamp. a) What is the tension in the rod? b) Estimate the components of the force that the bracket exerts on the rod.
A 5.00 uF and a 7.00 uF capacitor are connected in series, and this combination is connected across a 48.0V potential difference. Calculate the potential difference across first one
a plane whose airspeed is 200km/h heads north. But a 100km/h northeast wind suddenly begins to blow. what is the excelerating velocity of the plane
When a guitar string is sounded along with a 440 Hz tuning fork, a beat frequency of 4 Hz is heard. compute the frequency of the string
The 230,000 lb space-shuttle orbiter touches down at about 220 mi/hr. find the corresponding distance (in feet) traveled by the orbiter
Imagine that in the distant future NASA lands a manned mission on one of many Jupiter's moons, Calculate the diameter of the moon
A sample of an unknown material weighs 300 N in air and 200 N when immersed in alcohol. The density of the alcohol is 70% the density of water. determine the volume of the unknown material
An airplane maintains a speed of 567 km/h relative to the air it is flying through as it makes a trip to a city 745 km away to the north.
find the work done by the field on the electron. What is the change in potential energy associated with the electron.
A small block of aluminum (of mass 0.08 kg and specific heat 900 J/kg·K) at 365 K is placed in a container of water (of mass 0.125 kg and specific heat 4186 J/kg·K) at 273 K. What is the final temperature of the two bodies
A 110 g copper calorimeter cup contains 190 cm3 of water and 45 g of ice, all in thermal equilibrium. find the mass of water before the hot iron is put into the cup
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