Thermodynamics An oven steadily recieves a power input of 2.0 kW while Loosing energy by heat transfer to the surroundin

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Thermodynamics An oven steadily recieves a power input of 2.0 kW while Loosing energy by heat transfer to the surroundin

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Thermodynamics
An oven steadily recieves apower input of 2.0 kW while Loosing energy by heat
transfer to the surroundings at a rate of 0.6 kW.
Determine :
1- the rate at which energy is used to cook the food , in kW
2- the Oven's coefficient of performance.
3-Explain how can you increase the coefficient of performance of the Oven.
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