Jawaban:
Gunakan asas black
Penjelasan:
Qlepas = Qterimam(x) c(x) delta T = m(air) c(air) delta T0,2 * c(x) * (71-50) = 0,045 * 4200 * (50-30)c(x) = 0,045 * 4200 * (20) / (0,2 * 21)c(x) = 900 J/kg Celcius
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Jawaban:
Gunakan asas black
Penjelasan:
Qlepas = Qterima
m(x) c(x) delta T = m(air) c(air) delta T
0,2 * c(x) * (71-50) = 0,045 * 4200 * (50-30)
c(x) = 0,045 * 4200 * (20) / (0,2 * 21)
c(x) = 900 J/kg Celcius