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+1 vote
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in Physics by (20 points)
- 30°C पर 5 ग्राम बर्फ को 45°C के 10 ग्राम जल में एक ऊष्मामापी में मिलाया गया है। मिश्रण का अन्तिम ताप ज्ञात कीजिए। ऊष्मामापी का जल तुल्यांक नगण्य है। बर्फ की वि० ऊष्मा 0.55 cal/gram-degree celsius तथा गुप्त ऊष्मा 80 कैलोरी/ग्राम-degree Celsius है। जल की विशिष्ट ऊष्मा 1.0 cal/gram-degree celsius.

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