NEET Solved Paper 2014 Question 89

Question: A scrubber in the exhaust of a chemical industrial plant removes [AIPMT 2014]

Options:

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

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Answer:

Correct Answer: A

Solution:

  • Scrubber is an electrostatic precipitator in which the dirty air is cleaned by capturing the gas like $ SO _2 $ and other oxides in water/lime spray.