Matrices
December 8, 2016Cofactor of an element $a_{ij}$ in |A|: $A_{ij} = (-1)^{i+j} M_{ij}$ $|A| = |\table a_{11},a_{12},a_{13};a_{21}, a_{22},a_{23};a_{31},a_{32},a_{33}|$ e.g. $A_{11} =(-1)^{1+1}M_{11} =... View Article
Tag Archive: Engineering
Fuels and Combustion
December 8, 2016$G.C.V = N.C.V + ({9 . h. \text"latent heat of water"}/{100})$ GCV = Gross Calorific Value NCV = Net Calorific... View Article
Electro Analytical Techniques
December 8, 2016For the old formulae… Go in XII -> Chemistry -> Electrochemistry Buffer solution $pH = pK_a + log{\text"Conjugate base"}/{Acid}$ $pH... View Article
Water Technology and Green Chemistry
December 8, 2016Hardness of water sample: $y/V$ x Z x 100 x 1000 ppm $CaCO_3$ equivalent V = volume fo water sample... View Article
Physics of Nano-Particles
December 8, 2016No formulae in this chapter 😀 Pratik KatariaPratik Kataria is currently learning Springboot and Hibernate. Technologies known and worked on:... View Article
Superconductivity
December 8, 2016(1) Critical magnetic field $$ H_c = H_o [1 – (T/T_c)^2] $$ (2) $T_c = k M^{-1/2} $ $T_c$ =... View Article
Wave Equations
December 8, 2016(1) Schroedinger’s equation (Time Independent) $$ ∇^2 φ + {2m}/{ђ^2} . (E-V) φ = 0 $$ (2) Schroedinger’s equation (Time... View Article
Wave Particle Duality
December 8, 2016(1) De-Broglie Wavelength $$λ = {h}/{mv} = h/p$$ where, p = momentum (2) De-Broglie Wavelength in terms of Kinetic Energy... View Article
Solid State Physics
December 8, 2016(1) Current, $$ I = neυ_dA $$ υ = velocity of electrons n = carrier concentration (2) Fermi Dirac distribution,... View Article
Lasers
December 8, 2016(1) $E = hυ = {hc}/λ$ E = Energy difference between two levels h = plank’s constant λ = wavelength... View Article