Multiple choice

Particulate matter (fly ash) carried in effluent gases from the furnaces burning fossil fuels are better removed by

  1. cotton bag house filter

  2. electrostatic precipitator (ESP)

  3. cyclone

  4. wet scrubber

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

 Fly ash coming out from furnaces are at very high temperature and highly charged particle, so effective method for removal of fly ash is Electrostatic Precipitator (ESP).