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Water (at 4oC) is to be delivered to the top of a ski area for snowmaking purposes. The water is to be drawn from a reservoir at the bottom and delivered to a 1 cm diameter nozzle at the top where it exits horizontally at a velocity of 10 m/s. The elevation of the nozzle is 300 m and the reservoir is at an elevation of 50 m. The 15 cm diameter pipe that delivers the water to the top has losses according to KV2/2g with a K value of 1200.
a. What are the losses in the system?
b. What pump size (in HP) is required to deliver this flow rate?
refrigerant 134a at 10 bars 38oc flows at 10.0 kgs through a heat exchanger leaving at 9.0 bars and 80oc. it exchanges
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