Determine system-s copr and amount of power to service
An ideal vapor-compression refrigeration cycle that uses refrigerant-134a as its working fluid maintains a condenser at 1000 kPa and the evaporator at 4oC. Determine this system's COPR and the amount of power to service a 400 kW cooling load.
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An ideal vapor-compression refrigeration cycle that uses refrigerant-134a as its working fluid maintains a condenser at 1000 kPa and the evaporator at 4oC.
You illuminate a slit of width 0.0575 mm with light of wavelength 715 nm and observe the resulting diffraction pattern on a screen that is situated 2.29 m from the slit. What is the width, in centimeters, of the pattern\'s central maximum?
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How many would you have to survey in order to be at least 95% sure that you find at least 1 who is colorblind? What is the expected value and variance of X?
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