Properties Of Solids And Liquids Question 72

Question: One kilogram of ice at 0°C is mixed with one kilogram of water at 80°C. The final temperature of the mixture is (Take : specific heat of water=4200Jkg1K1 , latent heat of ice =336kJkg1) [KCET 2002]

Options:

A) 40°C

B) 60°C

C) 0°C

D) 50°C

Show Answer

Answer:

Correct Answer: C

Solution:

θmix=mWθWmiLicWmi+mW

mi=mW thereforeθmix=θWLicW2

=80+03364.22=0C



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