[" The gas used for "],[" inflating the tyres of "],[" aeroplanes is "]

Which inert gas is used for inflating tyres ?

Why is helium used in inflating aeroplane tyres?

How can we save petrol by properly inflating the tyres of vehicles ?Explain.

Proper inflation of tyres of vehicles saves fuel. Why?

Why is the quantity of air required to inflate the tyre of a car in summer less than that required in winter?

The compound used in increasing the rigidity of rubber in tyres is-

What lamp is used as beacon lights for ships and aeroplanes ?