1.

A calorimeter of water equivalent 10xx10^(-3)kg is filled with 70xx10^(-3)kg of a substance at its melting point. The substance is found to solidify completely in 21 minutes. A similar calorimeter containing 80xx10^(-3)kg of water at the same temperature cools at the rate of 1.5^(@)C per minute, the room temperature being the same in both cases. What is the latent heat of fusioin of the substance? (Specific heat capacity of water =4200 Jkg^(-1) K^(-1))

Answer» <html><body><p><br/></p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :`170xx10^(<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a>)<a href="https://interviewquestions.tuteehub.com/tag/jkg-2139511" style="font-weight:bold;" target="_blank" title="Click to know more about JKG">JKG</a>^(-<a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a>)`</body></html>


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