Let a curve be represented by parametric equations x = 2(cos t + t sin t) and y = 2(sin t - t cos t). Then the normal at any point 't' of the curve is at a distance of _____ units from the origin.

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?