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Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class11  >>  Thermodynamics
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When a hot liquid sample is mixed with a cold one , the temperature of the mixture

$(a)\;first\;decreases\;then\;becomes\;constant\qquad(b)\;first\;increase\;then\;becomes\;constant\qquad(c)\;continuously\;increases\qquad(d)\;is\;undefined\;for\;sometime\;and\;then\;becomes\;nearly\;constant$

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Answer : (d) is undefined for sometime and then becomes nearly constant
Explanation :
The temperature is undefined for sometime as mixing is not a uniform - process in the starting but as the time passes , the liquids are mixed uniformly and the temperature is nearly constant
answered Mar 12, 2014 by yamini.v
 

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