1.

Question : A scrubber in the exhaust of a chemical industrial plant removes(A) Gases like sulphur dioxide(B) Particulate matter of the size 5 micrometer or above(C) Gases like ozone and methane(D) Particulate matter of the size 2.5 micrometer or less

Answer»

GASES like sulphur dioxide
Particulate matter of the SIZE 5 MICROMETER or above 
Gases like ozone and methane
Particulate matter of the size 2.5 micrometer or less

Answer :A


Discussion

No Comment Found