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What is the size in the micrometer of the wire gauze present in a strainer?(a) 0-20(b) 20-40(c) 40-60(d) 60-80The question was asked during an interview for a job.Origin of the question is Lubrication and Lubricants in portion Lubrication and Lubricants of Automotive Engine Design

Answer»

The correct choice is (c) 40-60

For explanation: The STRAINER which is more commonly KNOWN as the PRIMARY FILTER is formed from wire gauze of 40-60 MICROMETERS. The primary filter is also known as a surface filter since the impurities are retained on the outer surface of the filter.



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