Um painel coletor de energia
solar é utilizado para aquecer a água de uma
resi...
Physics, 23.04.2020 21:42 nathaniel12
Um painel coletor de energia
solar é utilizado para aquecer a água de uma
residência e todo o sistema tem um rendimento de
60 %. Para aumentar a temperatura em 12,0 °C de
uma massa de água de 1.000 kg a energia solar total
coletada no painel deve ser de
Dado: considere o calor específico da água igual a
4,0 J/graus C
Answers: 2
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Which of the following changes to a pipe would increase the conductance by a factor of 12? 1.quadrupling the length and tripling the radius.2.reducing the length by a factor of and doubling the radius.3.tripling the length and reducing the radius by a factor of .4.reducing the length but a factor of and doubling the radius.
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Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat
Answers: 2
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Asimple electrochemical cell contains two electrodes? t or f
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