In modem steam plants using pulverized fuel firing, the flue gases:

1.	In modem steam plants using pulverized fuel firing, the flue gases:
A.	First pass through air preheaters and then through economizer
B.	First pass through economizer and then through air preheaters
C.	Pass simultaneously through air preheaters and economizer which are connected in parallel
D.	Pass through economizer only.
Answer» C. Pass simultaneously through air preheaters and economizer which are connected in parallel

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In modem steam plants using pulverized fuel firing, the flue gases:

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