Many of my students make a widespread mistake of taking friction value as f= μ N. Where μ = coefficient of friction and N =Normal Reaction. So is it incorrect? The answer is not exactly. With that,...
Introduction:-Babur laid down the foundation stone of the mighty Mughal Empire by defeating Ibrahim Lodi (Lodi Dynasty of the then Delhi Sultanate) in the First Battle of Panipat (1526). The Mughal Empire...
Work done by an external non-conservative force is equal to change in the mechanical energy of the system.Final M. E - Initial M. E = WIf an external force does no work, then mechanical energy will be...