Explain the following observation:
Cottrell's smoke precipitator is fitted at the mouth of the chimney used in factories.

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Solution

Cottrell's smoke precipitator, neutralises the charge on unburnt carbon particles, coming out of chimney and they get precipitated and settle down at the floor of the chamber.

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Similar questions

Statement I: Factories should have tall chimneys.

Statement II: Tall chimneys in factories help in releasing harmful smoke high in the atmosphere.

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