গতির সূত্র ও ঘর্ষণ
Newtonian dynamics, free body diagrams, linear momentum conservation, static and kinetic friction, banking of roads.
Newton's first, second, and third laws of motion, inertial vs non-inertial frames, pseudo force, and impulse-momentum theorem.
Law of conservation of linear momentum, recoil of guns, rocket propulsion variable mass equation, and explosive separation.
Thirty curated mechanical problems progressing from standard board constraint systems to multi-block inclined planes and banking equations.
Free body diagram (FBD) construction, normal reaction, tension in strings, Atwood machines, and smooth/rough pulley constraints.
Origin of friction, static friction self-adjustment, limiting friction laws, kinetic friction, angle of friction, and angle of repose.
Centripetal force, motion in vertical circle, maximum/minimum speeds, and banking of road and rail tracks with and without friction.