6435Chemical EngineeringMedium
Poly-methyl-methacrylate (PMMA) is known as________?
APerspex
BBakelite
CNylon-6
DTeflon
Correct answer
A. Perspex
Explanation
The correct answer is Perspex.
Correct answer
A. Perspex
Explanation
The correct answer is Perspex.
Condensation polymerisation of ________ produces Bakelite?
In sub-cooled boiling?
BOD of raw municipal sewage may be in the range of about ________ mg/litre?
________ moulding process cannot be used for thermoplastic plastics?
Shatter index of the coke is a measure of its________?
Fusion point of an acidic refractory material is________?