Question 98 To weld metals together, high temperature is required. Such a high temperature is obtained by burning:
A) Acetylene in oxygenB) LPG in oxygen
C) Methane in oxygen
D) Acetylene in nitrogen
Friday, 9 October 2015
To weld metals together, high temperature is required. Such a high temperature is obtained by burning
B) LPG in oxygen
C) Methane in oxygen
D) Acetylene in nitrogen
Labels:
chemistry,
NDA NA EXAM II 2015,
NDA NA Questions,
physics
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