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CGP EDU Academic Team
Published on: August 12, 2026
The basic principle of Cottrell's precipitator is
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A
: In Cottrell smoke precipitator, the smoke is allowed to pass through a chamber having a series of plates charged to very high potential (20000 to 
). Charged particles of smoke get attracted and by charged plates and the gases coming out of chimney precipitated become free of charged particles.
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