Properties of Matter Matter is anything, such as a solid, liquid or gas that has weight (mass) and occupies space. For anything to occupy space, it must have volume viz.…
Cern & Higgs Boson particle Standard model a theory of Particle Physics, which says all the material around us is made up of 12 matter particle (Fermions) 11 particles predicted…
Modern Physics Model of an atom [clear] Protons Discovered by Goldstein Neutrons > Protons > Electrons (in terms of mass) Electrons Discovered by Thomson Neutrons Discovered by Chadwick [clear] Radioactivity…
Electricity & Magnetism Conductors & Charges When a hollow conductor is charged with static electricity, charge resides on outside surface of the conductor while inner surface remains unchanged. Hence, If…
Heat & Thermodynamics Thermodynamics (F – 32 / 180 = C/100) [arr] At -40*C both scales show identical readings No upper limit of temp. is defined but have a definite lower…
Fluids Mechanics Pressure in liquid (P) = Density * g * h Relative Density (Hg) = 13.6 > Relative Density (Fe) [arr] (Iron flows in mercury & do not sink)…
Properties of Solids Elasticity Material regains shape & size on removal of force Plasticity Material remains deformed permanently on removal of force Stress (Restoring force / area) [arr] F /…