Igcse Model Questions Vol1 2020 Physics Question 18

Practice objective / multiple choice question 18 from the 2020 Igcse Model Questions Vol1 Physics examination.

Igcse Model Questions Vol1 2020 Physics Objective / Multiple Choice Medium Difficulty
Question 18 IGCSE_MODEL_QUESTIONS_VOL1 • 2020 • PHYSICS • objective

A 200 \(\text{g}\) metal piece at 150°C is placed into 500 \(\text{g}\) of water at 20°C in an insulated container. After equilibrium the temperature is 30°C. (a) Determine the specific heat capacity of the metal (in J g⁻¹°C⁻¹) assuming no heat is lost to the container. (b) If 5% of the heat transferred from the metal to the water is lost to the container, recalculate the specific heat capacity.

Answer Options

A. a) 0.75 J g⁻¹°C⁻¹, b) 0.80 J g⁻¹°C⁻¹
B. a) 0.95 J g⁻¹°C⁻¹, b) 1.00 J g⁻¹°C⁻¹
Correct Answer C. a) 0.87 J g⁻¹°C⁻¹, b) 0.92 J g⁻¹°C⁻¹
D. a) 0.65 J g⁻¹°C⁻¹, b) 0.70 J g⁻¹°C⁻¹
Correct Answer
C
Correct Option:
a) 0.87 J g⁻¹°C⁻¹, b) 0.92 J g⁻¹°C⁻¹

About This Question

This is Igcse Model Questions Vol1 2020 Physics Question 18. It is one of the objective questions from the 2020 Igcse Model Questions Vol1 Physics examination.

Difficulty level: Medium .

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