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NDA General Science Chemistry Questions Part 1
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Question : 44
Total: 100
To weld metals together, high temperature is required. Such a high temperature is obtained by burning:
[NDA II 2015]
Acetylene in oxygen
LPG in oxygen
Methane in oxygen
Acetylene in nitrogen
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Solution:
Oxy-fuel welding (commonly called oxyacetylene welding, oxy welding, or gas welding) and oxy-fuel cutting are processes that use fuel gases and oxygen to weld and cut metals.
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