Waec Model Questions Vol1 2019 Physics Question 4
Practice objective / multiple choice question 4 from the 2019 Waec Model Questions Vol1 Physics examination.
200 g of water at 80 °C is mixed with 300 g of water at 20 °C in an insulated container. A metal rod of mass 150 g and specific heat capacity 0.45 J g⁻¹ °C⁻¹, initially at 150 °C, is then immersed in the mixture. Assuming no heat loss to the surroundings, calculate the final equilibrium temperature of the system (in °C, to one decimal place).
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About This Question
This is Waec Model Questions Vol1 2019 Physics Question 4. It is one of the objective questions from the 2019 Waec Model Questions Vol1 Physics examination.
Difficulty level: Medium .
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