The softness or hardness of a grinding wheel depends upon...
The softness or hardness of a grinding wheel depends upon the type & amount of bonding material used. For general purpose cutter grinding, __________ grinding wheel is normally used.
hard
soft
silicon carbide
aluminium oxide
Correct answer is D
No explanation has been provided for this answer.
Evaporative cooling process employs a combination of cooling and humidification in which the ...
Which of the following type of bonding is strongly directional in solids. ...
Pick out the wrong statement. ...
Maximum permissible air velocity in pipelines is about __________ metre/second. ...
Absolute zero pressure can be attained at a temperature of ...
Cobalt - 60 is used as a source of __________ in medical therapy & industrial radiography. ...