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Verified answer
KELAS = 12PELAJARAN = FISIKA
KATEGORI = Termodinamika
KATA KUNCI = siklus carnot, usaha, energi
Diketahui :
T1 = 200 K
T2 = 800 K
Q1 = 800 J
Ditanyakan : W ?
Dijawab :
η = 1 - (T1/T2)
= 1 - (200/800)
= 1 - 1/4
= 3/4
Jadi usaha uang dilakukan sistem
W = Q1 x 3/4
= 800 x 3/4
= 600
jawaban B