Question: 6 . 5 2 A 4 0 0 0 kg conerete block is heated by the sun to 8 0 C and at night it

6.52 A 4000 kg conerete block is heated by the sun to 80 C and at night it gives energy to a heat engine as it cools down to the ambient 20 C. Find the heat engine work outpul
6.52 A 4000 kg conerete block is heated by the sun to 80 C and at night it gives energy to a heat engine as it cools down to the ambient 20 C. Find the heat engine work outpul

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