water enters a turbine at a pressure of 50 bar and a temperature of 180C. the turbine can use either liquid phase water or steam(water vapor). the inlet diameter is 2 meters, and the speed of the water at the inlet is 30 m/s. the outlet diameter is 5.34 meters, and the speed of the water at the exit is 4 m/s. what is the density of the water at the exit state?
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Both types of telescope can suffer from a defect called spherical abberation so that not all of the light is focussed to the same point. This can happen if the mirror is not curved enough (shaped like part of a sphere instead of a paraboloid) or the glass lens is not shaped correctly.
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