Short/intense flame is produced during combustion of gaseous fuel by u – McqOptions

MCQOPTIONS

1.	Short/intense flame is produced during combustion of gaseous fuel by using
A.	high amount/current of combustion air.
B.	low amount/current of combustion air.
C.	preheated secondary air.
D.	very little excess air.
Answer» B. low amount/current of combustion air.

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