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relativity principlethe principle employed through einsteins relativity theories that the laws of physics are the similar at least qualitatively in
refraction lawfor a wavefront travelling by a boundary among two media the first along a refractive index of n1 and the other with one of nshy the
reflection lawfor a wavefront intersecting reflecting surface the angle of incidence is equivalent to the angle of reflection in the similar plane
rayleigh criterion resolving powera criterion for finding out how finely a set of optics might be able to distinguish it start with the supposition
rayleigh-jeans lawfor any blackbody at thermodynamic temperature t the radiancy r onto a range of frequencies among nu amp nu dnu is provided byr 2
pseudo forcea force that arises since an observer is naively treating an accelerating frame like an inertial
poisson spot sd poissonoriginally poisson predicted the existence of such spot and utilized the prediction to revel how the wave theory of light have
poisson equation sd poissonit is the differential form of gauss law such asdiv e
planck radiation lawa law that defined blackbody radiation better than its predecessor therefore resolving the ultraviolet catastrophe it is depend
planck equationthe quantum mechanical equation relating to the energy of a particular photon e to its frequency nue h
planck constant hthe fundamental constant equivalent to the ratio of the energy of a quantum of energy to its frequency it refer to the quantum of
photoelectric effectan effect described by a einstein that demonstrates that light appears to be built up of photons or particles light can do excite
pfund seriesthe series which define the emission spectrum of hydrogen while the electron is jumping to the fifth orbital all lines are in the
permittivity of free space electric constant epsilon0the ratio of the electric displacement to the intensity of the electric field generating it in
permeability of free space magnetic constant mu0the ratio of the magnetic flux density in a substance is to the external field strength for vacuum
peltier effect jca peltier 1834the change in temperature generated at a junction among two dissimilar metals or semiconductors while an electric
pauli exclusion principle w pauli 1925no two similar fermions in a system like electrons in an atom can have an equal set of quantum
paschen seriesthe series that describes the emission spectrum of hydrogen while the electron is jumping to the third orbital all lines are in the
pascals principlepressure applied onto an enclosed incompressible static fluid is transmitted undiminished to all of the parts of the
pascal pathe derived si unit of pressure explained as 1 n working over an area of 1 m2 thus it has units of
parsecthe unit of distance explained as the distance mentioned by an earth-orbit parallax of 1 arc sec it equals approximate 206 264 au or about 3086
olbers paradox h olbers 1826if the universe is uniform infinite amp unchanging then the whole sky at night would be bright regarding as bright as the
ohms law g ohm 1827the ratio of the potential difference among the ends of a conductor to the current passing through it is constant the constant of
i am class 12 student given an assignment on 3939to study the truth operation performed by or gate3939 please help me with the
ohm omega o after g ohm 1787-1854the derived si unit of electric resistance described as the resistance among two points on a conductor while a