A
grinding wheel gets glazed due to
Wear
of abrasive grains
Wear
of bond
Breaking
of abrasives
Cracks
in wheel
Wear
of abrasive grains
When
a surface of grinding wheel develops a smooth and shining appearance is termed
as glazing. Glazing indicates that the abrasive grains are no more sharped.
Hence,
the correct option is (A).
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