IIT JEE 2006 Paper : PHYSICS Section IV - Subjective Problems

This section contains 4 numerical problems. The answer to each of the questions would lie between 0 and 9999. You have to simply write the correct numerical value in the input box provided. You will be awarded 6 marks for correct numerical value and 0 for an incorrect value.

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m2 = 50 g steam at T2 = 373 K is mixed with m1 = 450 g ice at T1 = 253 K. What will be the final temperature T of the mixture in K? Latent heat of fusion of ice Lf = 80 cal / g, latent heat of vaporisation of water Lv = 540 cal / g,s1 = 0.5 cal / (gK), specific heat capacity of water s2 = 1 cal / (gK) and melting poin of ice = 273 K.

 

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