_____________ polythene is most prone to stress-cracking ?

Related Mcqs:

Polypropylene compared to polythene is___________________?

A. Harder B. Stronger C. Lighter D. All A., B. and C....

Nylon-6 as compared to nylon 66 has lower ?

A. Abrasion resistance B. Thermal stability C. Adhesion to rubber D. Hardness...

Due to its excellent permeability to air/gas and oxidation resistance, the tubes of automobile tyres is made of________________?

A. Cold SBR B. Butyl rubber C. Bunai N D. Buna S...

Melt spinning of polymers involves the forcing of polymer melt through spinnerates (fine holes) into an atmosphere kept at a temperature lower than the melting point of the polymer, which causes the fine diameter polymer melt to harden into filaments. Melt spinning is not used in case of the _____________ fibres?

A. Acrylic B. Polyester C. Nylon 6:6 D. Polypropylene...

Poly-methyl-methacrylate, which is an acrylic resin, is also called ___________________?

A. Thiokol B. Plexiglass or Lucite C. Dacron D. Teflon...