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Doctors Medicines MCQs Q&A

Related Questions

Ultrafine grinders operate principally by
Ultrafine grinders operate principally by _________
Which of the following size reduction equipments employs mainly attrition for ultrafine grinding?
Which of the following statements are true with regards to the selection of a sample size? (i) The sample size (n) may be a fixed percentage of lot size (N). (ii) The sample size (n) may be kept constant irrespective of lot size (N). (iii) Sample size (n) can be selected at the personal whim of the inspector.
The reduction ratio for fine grinders is
The reduction ratio for grinders is defined as(where, Df and Dp are average diameters of feed and product respectively).
The reduction ratio for grinders is defined as (where, Df and Dp are average diameters of feed and product respectively).
In a size reduction crushing operation, the feed size is 10 to 50 mm, while the product size is 2 to 10 mm. This is a case of __________ crushing.
In a size reduction crushing operation, feed size is 300 to 1500 mm while the product size is 100 to 300 mm. This is a case of the __________ crushing.
In a size reduction crushing operation, feed size is 100 to 300 mm. while the product size is 10 to 50 mm. This is a case of the __________ crushing.