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Physics, 27.11.2021 14:00 oof40

một mẫu vật liệu khô có khối lượng là 0,5kg được đưa đi đốt nóng để kiểm tra nhiệt dung riêng .Biết nhiệt độ của mẫu trước khi đốt nóng là 25 độ C ,nhiệt độ sau khi đốt nóng bằng 60 độ C và lượng nhiệt tiêu tốn cho quá trình dốt nóng là 4,375kCal . Cho nhiệt dung riêng của nước bằng 1kCal/kg độ C . Yêu cầu xác định nhiệt dung riêng của mẫu liệu trên ở trạng thái khô

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một mẫu vật liệu khô có khối lượng là 0,5kg được đưa đi đốt nóng để kiểm tra nhiệt dung riêng .Biết...

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