Correct answer
A. Polyhexamethylene adipamide
Explanation
The correct answer is Polyhexamethylene adipamide.
Height of liquid in agitation tank is normally maintained equal to the tank diameter. However, if the tank is too tall and a large liquid hold up is desired, then two or more impellers mounted on the same shaft may be used. The clearance between the tank bottom and the bottom most impeller should be about (where, D = impeller diameter)?
First experimental observation of nuclear fission was done by ________?
Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material?
Major loss in sudden contraction in pipe flow is due to ________?
Flushing liquor used for cooling coke oven gas constitutes of ________?
A coal having high volatile matter content will ________?