JEE Main 10 Jan 2019 Shift 2 Solved Paper

Section: Physics

Question : 3 of 90

Marks: +1, -0

An unknown metal of mass 192 g heated to a temperature of 100°C was immersed into a brass calorimeter of mass 128 g containing 240 g of water a temperature of 8.4°C Calculate the specific heat of the unknown metal if water temperature stabilizes at 21.5°C(Specific heat of brass is 394 J kg–1K–1)

[10 Jan 2019 Shift 2]

1232 J kg–1K–1
458 J kg–1K–1
654 J kg–1K–1
916 J kg–1K–1

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