Grit chamber has a detention period of :

  1. 20 min to 30 min
  2. 2 hrs to 4 hrs
  3. 45 sec to 90 sec
  4. 2 min to 5 min
Anurag Mishra Professor Asked on 31st December 2015 in Physics.
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    Answer: (c) 45 sec to 90 sec

    Anurag Mishra Professor Answered on 3rd January 2016.
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