City Guilds Model Questions Vol1 2025 Engineering Question 18
Practice objective / multiple choice question 18 from the 2025 City Guilds Model Questions Vol1 Engineering examination.
A mixing tank receives 150 kg of water at \(80^{\circ}\)C and 100 kg of water at \(20^{\circ}\)C. The specific heat capacity of water is \(4.186\) kJ kg\(^{-1}\) K\(^{-1}\). During mixing, 5 % of the total heat released by the hot water is lost to the surroundings. Assuming no heat loss from the cold water, determine the final equilibrium temperature of the mixture (to one decimal place).
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About This Question
This is City Guilds Model Questions Vol1 2025 Engineering Question 18. It is one of the objective questions from the 2025 City Guilds Model Questions Vol1 Engineering examination.
Difficulty level: Medium .
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