Neco Model Questions Vol1 2024 Physics Question 24

Practice objective / multiple choice question 24 from the 2024 Neco Model Questions Vol1 Physics examination.

Neco Model Questions Vol1 2024 Physics Objective / Multiple Choice Medium Difficulty
Question 24 NECO_MODEL_QUESTIONS_VOL1 • 2024 • PHYSICS • objective

A metal block of mass \(0.50\ \text{kg}\) and specific heat capacity \(0.385\ \text{kJ\,kg}^{-1}\text{°C}^{-1}\) is heated to \(150\ \text{°C}\) and then placed into a calorimeter containing \(2.0\ \text{kg}\) of water at \(25\ \text{°C}\). The calorimeter has a heat capacity of \(0.5\ \text{kJ\,°C}^{-1}\). The specific heat capacity of water is \(4.18\ \text{kJ\,kg}^{-1}\text{°C}^{-1}\). Assuming no heat loss to the surroundings, find the final equilibrium temperature of the system in °C (to one decimal place).

Answer Options

A. 22.3
B. 30.0
Correct Answer C. 27.7
D. 32.5
Correct Answer
C
Correct Option:
27.7

About This Question

This is Neco Model Questions Vol1 2024 Physics Question 24. It is one of the objective questions from the 2024 Neco Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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