6854Chemical EngineeringMedium
‘Age hardening’ of duralumin is due to________?
ANeither A. nor B.
BCopper
CMagnesium
DBoth A. & B.
Correct answer
D. Both A. & B.
Explanation
The correct answer is Both A. & B..
Correct answer
D. Both A. & B.
Explanation
The correct answer is Both A. & B..
The terminal velocity of a small sphere settling in a viscous fluid varies as the________?
________ iron is produced by the annealing of white cast iron?
Anodic material used for the cathodic protection of underground buried steel pipeline is________?
The efficiency of an Otto engine compared to that of a diesel engine, for the same compression ratio will be ________?
The conversion in a mixed reactor/accomplishing a reaction A → 3R is 50% when gaseous reactant ‘A’ is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is ________ second?
Soaps remove dirt by ________?