Waec 2023 Physics Question 17

Practice objective / multiple choice question 17 from the 2023 Waec Physics examination. This question covers Physics, Thermodynamics .

Waec 2023 Physics Objective / Multiple Choice 2 Difficulty

Topics: Physics Thermodynamics

Question 17 WAEC • 2023 • PHYSICS • objective

The specific latent heat of vaporization of lead is \(8.7 \times 10^{5} \mathrm{Jkg}^{-1}\). This means that \(8.7 \times 10^{5} J\) of thermal energy is required to change

Correct Answer A. 1 kg of molten lead to vapor at constant temperature and pressure.

B. 1 kg of solid lead to vapor at constant temperature and pressure.

C. a given mass of molten lead to vapor at constant temperature and pressure.

D. 1 kg of molten lead to vapor for every degree rise in temperature.

Correct Answer

Correct Option:

1 kg of molten lead to vapor at constant temperature and pressure.

This is Waec 2023 Physics Question 17. It is one of the objective questions from the 2023 Waec Physics examination.

The question covers Physics, Thermodynamics .

Difficulty level: 2 .

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