Question

"Intensive utilisation of railway tracks is a need for the hour". Justify​

Answer 1

yes that would be important to intensive utilisation of the railway because when it was not done the people was just thinking about the railway

Answer 2

Yes this statement is true.

It is because sound travels faster in solids than in gases. So sound of an approaching train can be heard through putting ear on railways track as railways tracks are made up of metal that is solids but can not be heard through sir that is gas.