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D1=
•suhu awal=30°C
•Kenaikan suhu=40°C (70-30)
•C.air=4,2×10pangkat3=4200J/Kg
•m=0,5kg
D2=
•Q?
D3=
•Q=m.c.delta t(m.cAt)
Jawaban=84000 J/Kg=84 KJ/Kg
34. D1=
•Luas penampang/A=5cmpersegi =0,0005 mpersegi
•Tekanan zat padat/P=60.000Pa
D2=
•Gaya yang diberikan/F
D3=
•P= F/A
F=30N