Question

THD2601/101/3/2019 (b) The power produced by the turbine. QUESTION 6 When a man returns to his well-sealed house on a summer day, he finds that the house is a 35°C. He turns on the air conditioner, which cools the entire house to 20°C in 30 min. If the COP of the air conditioning system is 2.8, Determine (a) The power drawn by the air conditioner Assume the entire mass within the house is equivalent to 800 kg of air which cy-0.72 kJ/kg. C and op-1.0 kJ/kg.°C. QUESTION 7レ A household refrigerator that has a power input of 450 W and a COP of 1.5 is to cool 5 large watermelons, 10 kg each, to 8°C. If the watermelons are initially at 28°c, Determine tul for the refrigerator to cool them,

Please help with question 6

Answer 1

Sep ะ 800 X1 ( 35-20 30x6o slep Pouser 6.664 2