The statement which is not correct about control of particulate pollution is :

Options

A. In electrostatic precipitator, the particulates are made to acquire positive charge which are then attreacted by the negative electrode and removed.
B. Gravity setting chamber removes larger particles from the air
C. Cyclone collector removes fine particles in the diameter range 5-20 microns.
D. Wet scrubbers are used to wash away all types of particulates .

Answer

A

Explanation

Particulates acquire negative charge and are attracted by the positive electrode.