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

Related Mcqs:

Silicone resins, which are highly water repellent and has good heat resistance cannot be used___________________?

A. As room temperature adhesive B. As grease & lubricant C. Hydraulic fluid for heat transfer D. Resin for lamination...

Main constituent of cotton fiber is __________________?

A. Lignin B. Cellulose C. Starch D. Gelatine...

Pick out the correct statement ?

A. Plastics are good conductors of heat and electricity B. All the polymers are highly crystalline in nature C. Polymers can be vaporised by heating to a very high temperature D. The liquid polymer becomes greasy, then waxy and finally solid on increasing the degree of polymerisation...

Poly-tetra-fluoro ethylene (PTFE) is known as_________________?

A. Dacron B. Teflon C. Bakelite D. Celluloid...

Rayon is a ____________ fibre?

A. Cellulosic B. Polyamide C. Polyester D. Natural...