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fisies

TermDefinition
Normaalkrag die krag of komponent van n krag wat n oppervlakte op n voorwerp waarmee dit in kontak is,uitoefen en wat loodreg op die opp is
Wrywingskrag f-Die krag wat die beweging van n voorwerp teenwerk en wat parallel met die opp inwerk
behoud van lineêre momentum Die totale lineêre momentum in n gesïsoleerde sisteem bly konstant
Arbeid verrig op n voorwerp W=f^xcos£
Arbeid-energiestelling Die netto arbeid verrig op n voorwerp is gelyk aan die veranderinh in kinetiese energie van die voorwerp (Wnet=⚠️K)
Konserwatiewe krag Nie-konserwatiewe krag -n krag waarvoor die arbeid verrig om n voorwerp tussen twee punte te beweeg,onafhankelik is van die roete wat gevolg word -N krag waarvoor die arbeid verrig om n voorwerp tussen twee punte te beweeg,afhanklik is van die roete wat gevolg word
beginsel van behoud van meganiese energie Die totale meganiese energie in n geslote sisteem bly kontant
Doppler-effek Die verandering in frekwensie van die klank waargeneem deur n luisteraar omdat die klankbron en die luisteraar verskillende snelhede relatief tot die medium waarin die klank voortgeplant word,het
Coulomb se wet Die grootte van die elktrostatiese krag wat een puntlading(Q1) op n ander puntlading(Q2) uitoefen,is direk ewerdig aan die produk van die groottes van die ladings en omgekeerd ewerdig aan die kwadraat van die afstand(r) tussen hulle
Ohm se wet Die potensiaaverskil oor n geleier is direk ewerdig aan die stroom in die geleier by konstante temp
Foto-elektriese effek Die proses waardeur elektrone uit n metaaloppervlak vrygestel word wanneer lig van geskikte frekwensie invallend op die opp is
Drumpelfrekwensie (fo)Die minimum frekwensie lig benodig om elektrone uit n sekere metaaloppervlakte vry te stel
Absorpsiespektrum wanneer sekere frekwensies van elektromagnetiese straling,wat deur n stof beweeg,geabsorbeer word.
Emissiespektrum Wanneer sekere frekwensies van elektromagnetiese straling uitgestraal word as gevolg van n atoom wat n oorgang van n hoër energietoestand na n laer energietoestand maak
Created by: King7J
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