Calculate the rate at which energy is removed by heat


The refrigerator steadily receives a power input of .15kW while rejecting energy by heat transfer to the surroundings at a rate of .6kW. Determine the rate at which energy is removed by heat transfer from the refrigerated space, in kW, and the refrigerator's coefficient of performance.

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Mechanical Engineering: Calculate the rate at which energy is removed by heat
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Goddy

11/4/2017 3:25:03 PM

An aluminum cup of mass 200g contains 800g of water in thermal equilibrium at 80°c.the combination of cup and water is cold uniformly so that the temperature decreases by 1.5°c per minute, at what rate is energy being removed by heat.express answer in watts

G

Goddy

11/4/2017 3:24:43 PM

An aluminum cup of mass 200g contains 800g of water in thermal equilibrium at 80°c.the combination of cup and water is cold uniformly so that the temperature decreases by 1.5°c per minute, at what rate is energy being removed by heat.express answer in watts