Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?

Related Mcqs:

Addition of _______________ to steel does not help in improving its machinability ?

A. Sulphur B. Silicon C. Lead D. Phosphorous...

Uniform ramming of sand in green sand moulding process leads to____________________?

A. Reduced chance of gas porosity B. Greater dimensional stability of the casting C. Uniform flow of molten metal into the mould cavity D. Less sand expansion type of casting defect...

The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the plate is increased four times, then the rivet diameter will have to be increased ___________________ times ?

A. Two B. Four C. Six D. Eight...

Wrought iron is not____________________?

A. Ductile & resistant to corrosion/rusting B. Weldable easily C. Having uniform strength in all directions D. Having maximum tensile strength along the lines of slag distribution...

Which of the following does not have a sharp melting point ?

A. Thoria B. Glass C. Ice D. Pig iron...