India 2020: Can we achieve Kalam's dream?

Submitted by arpitv007 on

Another December passed and we entered into yet another new year. This year bought with it a new and much anticipated decade. The decade, most of us were looking forward to. For it is at the end of this very decade that Dr. APJ Abdul Kalam had dreamt of India as a developed country. The question is whether we Indians have the potential to realize his dream?

Distance between the railway tracks

Submitted by arpitv007 on

 

We all have travelled by trains in our lives. But, have you ever wondered what the distance between the railway tracks is? The distance between railway tracks is 143.5 cms or 4 ft 8 ½ inches. Now the question is why such an unconventional measure? Wouldn't it be better to keep it 144 or 145 cms exactly?