Environmental Engineering in CE
Hardy cross method of analysis of distribution system(i) Involves successive trials(ii) Takes economic aspects into account(iii) Is time consuming

(i) and (ii)
All are correct
Only (i)
(i) and (iii)

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Environmental Engineering in CE
Smoke is produced due to

Poor design & overloading of furnace
Insufficient supply of combustion air and insufficient time for combustion
All of these
Poor quality of fuel and improper mixing of fuel & combustion air

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