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An air conditioner with a coefficient of performance of 3.5 uses 30 kW of power.How much power is it discharging to the outdoors?
Q3: When monochromatic light illuminates a grating with
Q4: A tube open at one end and
Q9: A piece of plastic has a net
Q14: Two identical small conducting spheres are separated
Q38: A charge Q = -610 nC is
Q48: The sound level at 1.0 m from
Q51: A object is 12 cm in front
Q54: A light board, 10 m long, is
Q86: What is the steady state rate of
Q92: A copper cylinder with a mass of