प्रत्यागामी इंजनों (reciprocating engines) में परिणामी असंतुलित प्राथमिक बल न्यूनतम तब होता है, जब घूर्णन द्रव्यमानों द्वारा संतुलित प्रत्यागामी द्रव्यमान का अंश होता है:

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?