Daily Life Science
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Q1.LPG is mixture of?
Hard
A
Propane and Butane
B
Butane and Oxygen
C
Oxygen and Carbon
D
None of the above
Fuels PPSC
2026
Correct Answer: A
Q2.Which fuel is used in gas welding?
Medium
A
Acetylene
B
Methane
C
Ethylene
D
None of these
Fuels CSS
2026
Correct Answer: A
Acetylene gas, burned with oxygen, is commonly used as fuel in gas (oxy-acetylene) welding.