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Question

Question: A block of mass 2 kg is kept at temperature 200<sup>0</sup>C is put into a calorimeter of water equi...

A block of mass 2 kg is kept at temperature 2000C is put into a calorimeter of water equivalent 40 gm contain 960 gm of water at 400C. The resulting temperature of mixture is (Sp. heat of block = 0.1 Cal/gm-0C)

A

66.67 0C

B

56.36 0C

C

76.3 0C

D

60.1 0C

Answer

66.67 0C

Explanation

Solution

1000 × 1 (T –40) = 2 × 1000 × 0.1 (200 – T)

T = 66.670C