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Air/fuel ratio on molar (volume) basis for combustion of methane with theoretical quantity of air with be

A. 9.5 : 1

B. 12.5 : 1

C. 15.5 : 1

D. 18.5 : 1

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  12. Oxyacetylene reducing flame is used while carrying out welding on
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  15. While the thermosetting polymers are amorphous in nature, the thermoplastic polymers are either amorphous…
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