A copper beaker of mass 020 kg contains 010 kg of water at, Ask an Expert

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A copper beaker of mass 0.20 kg contains 0.10 kg of water at 20.0 C. A block of silver of mass 100 g at 90.0 C is added to the beaker of water. The entire system is thermally insulated from the surroundings. (specic heats- copper: 390 J/kg K, silver: 234 J/kg K, water: 4190 J/kg K)

(a) What is the nal temperature of the system?

(b) What is the heat lost by the silver?

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Category:- Physics
Reference No.:- M9900917

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