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categoryهندسة ميكانيكية schoolبكالوريوس event_available2026-07-14

السؤال

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A vessel contains 85 L of water at 10°C and at atmospheric pressure. If the water is heated to 70°C, what will be the percentage change in its volume? Wha weight of water must be removed to maintain the volume at its original value? Given: Y10 = 9.804 kN/m². 770 = 9.589 kN/m³ (5) V 70°C Patm Vio = 85 L V70

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