PhysicsQuantity of heatJAMB
The heat required to raise the temperature of 2 kg of water from 20 °C to 30 °C is: (specific heat capacity of water = 4200 J/kg K)
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Answer: C. 84 000 J
Q = mcΔθ = 2 × 4200 × 10 = 84 000 J.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.