Cooking gas is mixture of which two gases...? Mcqs

PPSC Past Papers

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Cooking gas is mixture of which two gases...?

(A) Hydrogen and oxygen
(B) Methane and CO2

(C) Methane and oxygen
(D) None of these

✅ Correct Answer: Methane and oxygen

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which of the following mixture of gases is required in gas welding...?

(A) Oxygen and ethylene
(B) Oxygen and hydrogen

(C) Acetylene and oxygen
(D) Acetylene and hydrogen

✅ Correct Answer: Acetylene and oxygen

Comments

Source: This question is taken from the Everyday Science

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