The electrostatic precipitator are used in the prevention of-: (A) Radiation risks, (B) Air pollution emissions, (C) Mosquito nuisance, (D) Diffuse vibrations
Answer is B. Ans. is 'b' i.e., Air pollution emissions Dcv ices commonly used as air pollution control device :? Mechanical collector (dust cylones, Multicylones) Electostatic precipitators Baghouses Paiculate scrubbers.