The canal fall consisting of a combination of a convex curve and a concave curve, provided for carrying canal water smoothly from a higher level to a lower level, is known as a/an ____.

Which movement aimed to promote Khadi, a hand-spun and handwoven cloth native to India?

Who were prominent leaders associated with the initial phase of the Telangana Rebellion (1946-1951) against the Nizam's rule and feudal landlords?

What was the immediate trigger for the Revolt of 1857?