What is the capacity of a convex lens?

Which country has recently changed its name to 'Republic of North Macedonia'?

Melbourne's cricket stadium is in which country?

Mahabharata was translated into Persian language during the reign of Akbar, it is known by what name?

Who was the hero of Chinese revolution?

When did the development of wind energy in India started?

In which year was the Indian Unit Test established?

What species are found abundantly in ecotone, what is called?