Correct answer
C. Both A. and B.
Explanation
The correct answer is Both A. and B..
Vulcanisation of rubber________?
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?
Fat dispersed in water is exemplified by________?
The ________ of a double acting reciprocating pump as compared to the single acting pump will be almost double?
Hydrogen ion concentration in distilled water is________?
In pipe flow, heat is transferred from hot wall to the liquid by________?