Artificial abrasives are silicon carbide and aluminium oxide.
Silicon carbide is denoted with "C"
Aluminium oxide is denoted with "A"
28) Which one of the following is an artificial abrasive
Answer is:
Silicon carbide
Explanation:
ISRO Technician-B Machinist Question Paper - 2012 (Set -1) with Answer Key
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Answer is:
H
Explanation:
A hole whose lower deviation is zero is called basic hole. H letters indicates basic hole.
Answer is: