Gravitational waves are ripples in the fabric of space-time caused by massive astrophysical events, as when two black holes crash into each other and merge
2 min read3 Oct 2017The Union Budget contains details about the estimated receipts and the expenditure of the government for a particular fiscal year. The Budget is allotted for the upcoming fiscal year, which runs from 1st April to 31st March of the next year. Here is a quick guide on how the Union Budget is prepared