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A grinding wheel is specified as "C K 8 R 17". Which of the - Practice - ObjectiveMcq

A grinding wheel is specified as "C K 8 R 17". Which of the following is correct about this grinding wheel?

Correct Answer: B — Open structure

Fourth place of ISO designation of the grinding wheel represents Structure and “8” comes under open structure.

Effective teamwork and high productivity are good indications of positive
A profit maximizing firm will
Allowance of hole and shaft assembly is equal to
Minimum material limit of hole is
Minimum material limit of shaft is
Maximum material limit of hole is
Maximum material limit of shaft is
In an assembly of hole and shaft, smallest shaft was having diameter of 50.2 mm and largest hole was having diameter of 50.0 mm. Minimum interference in mm will be