What is the temperature rise of water

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1) A rock of mass 0.5 lbm moves at a velocity of 2,000ft/s. It comes to a standstill in a gallon of water, which weighs 8.34 lbf. What is the temperature rise of water?

2) A 1 inch diameter pipe has water flowing in it at 15 ft/sec and the water enters at 20F.If the pipe is 20ft long, what is the kW of a wrapped heater that is required so that the water exits at 120 degree F.

Reference no: EM13707028

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