পদার্থের সাধারণ ধর্ম ও প্রবাহী বলবিজ্ঞান
Hooke's law, elastic moduli, hydrostatics, continuity equation, Bernoulli's theorem, Stokes' law, and surface tension.
Stress-strain relationships, Hooke's law, elastic limit, proportional limit, yield point, and breaking stress on tensile curves.
Young's modulus (Y), Bulk modulus (K), Shear modulus (η), Poisson's ratio (σ), and elastic potential energy per unit volume 1/2 × stress × strain.
Hydrostatic pressure P = P0 + ρgh, Pascal's law of transmission, hydraulic lift multiplication, and Archimedes principle of buoyancy.
Streamline vs turbulent flow, equation of continuity A1 v1 = A2 v2, Bernoulli's theorem derivation from energy conservation, venturimeter, and Torricelli's law.
Newton's law of viscous force F = -η A dv/dx, coefficient of viscosity, Stokes' law for spherical bodies F = 6πηrv, and terminal velocity derivation.
Molecular theory of surface tension, surface energy W = T ΔA, angle of contact, excess pressure inside drops and bubbles, and capillary rise formula.