RELATIVE SPEEED AND TRAIN QUESTIONS

  Speed has no sense of direction unlike the velocity. Relative speed is the speed of one object as observed from another moving object. Questions on train are the classic examples of relative speed and in all these questions it is assumed that trains move parallel to each other – whether in the same direction … Read more

Drain Theory

  Dadabhai Naoroji: ‘Poverty in India’ (1876) He claimed that the drain of wealth and capital from the country which started after 1757 was responsible for absence of development in India. Drain was done through trade, industry and finance Two elements of the drain That arising from the remittances by European officials of their savings, … Read more