(i) Identify the above figure. (ii) Mention its efficiency (iii) Label A, B, C, D (iv) Air velocity in exhaust should be________and electrode wires should be maintained at________ .

(i) Identify the above figure. (ii) Mention its efficiency (iii) Labe

1.	(i) Identify the above figure. (ii) Mention its efficiency (iii) Label A, B, C, D (iv) Air velocity in exhaust should be________and electrode wires should be maintained at________ .
Answer» Correct Answer - (i) ESP (Electro static precipitator) (ii) Removes 99% of particular matter (iii) A = Dust particle B = Collection plate grounded C = Discharge corona D = Negatively charged wire (iv) Low ; several thousand volts