यदि दो वृत्त एक दूसरे को आंतरिक रूप से ठीक एक बिंदु पर स्पर्श करते हैं, तो दोनों वृत्तों पर कितनी उभयनिष्ठ स्पर्श रेखाएँ खींची जा सकती हैं?

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?