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PHYSICS

JAMB 2021 - Question 35

Physics 2021 JAMB Past Questions - Question 35: Petrol produces a cooling effect when it is poured on the hand because it has

Choose the correct answers from the options given.

Petrol produces a cooling effect when it is poured on the hand because it has

A: low conductivity

B: high conductivity

C: high latent heat of vapourization

D: low latent heat of vapourization

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Correct Answer

Explanation

Petrol produces a cooling effect when it is poured on the hand because it evaporates quickly, taking heat from the hand in the process. This rapid evaporation causes the remaining liquid to cool down, creating the sensation of cold when it comes into contact with the skin.