The approximate proportion of dry cement mortar required for brickwork using standard nominal size bricks (19 cm × 9 cm × 9 cm), including 15% extra for frog filling and wastage, is: (Assume 1 m3 of wet mortar = 1.25 m3 of dry mortar)

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?