Physics, 02.09.2020 09:01 aaliyahmaile13
1. A body of mass 15 kg rests on a frictionless horizontal plane and is acted on by a horizontal force of 30 N.
(a) What acceleration is produced?
(b) How far will the body travel in 10 s?
(c) what will be its velocity at the end of 10 s?
Answers: 3
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Una carga puntual de 3 x 10-6 c se coloca a 12 cm de una segunda carga puntual de - 1,5 x 10-6 c. calcular la magnitud fuerza eléctrica entre las cargas
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4r-134a enters the condenser of a residential heat pump at 800 kpa and 50°c at a rate of 0.022 kg/s and leaves at 750 kpa subcooled by 3°c. the refrigerant enters the compressor at 200 kpa superheated by 4°c determine (a) the isentropic efficiency of the compressor, (b) the rate of heat supplied to the heated room, and (c) the cop of the heat pump. also, determine (d) the cop and rate of heat supplied to the heated room if this heat pump operated on the ideal vapor-compression cycle between the pressure limits of 200 and 800 kpa. (0.757, 4.37 kw, 5.12, 6.18, 3.91 kw)
Answers: 3
1. A body of mass 15 kg rests on a frictionless horizontal plane and is acted on by a horizontal for...
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