Law of conservation of charge

Coulomb's first law

Coulomb's second law

Law of conservation of energy

**One electron volt (1 eV) is equivalent to _____ joules****How many turns are needed to produce a magnetomotive force of 1000 A.t for a coil with 6 amperes?****Who discovered that a current-carrying conductor would move when placed in a magnetic field?****Lenz's law is the consequence of the law of conservation of****If the number of valence electrons of an atom is more than 4a the substance is called****What is another name for relative permittivity?****A magnetic flux of 2.5 x10^4 Wb through an area of 5 x10^4 square meters results in****A magnetic circuit carries a flux iin the iron part and a fluxgin the air gap. What is the leakage coefficient?****Back emf refers to the****A current if flowing east along a power line. If the earth's field is neglecteda the direction of the…****The electric field intensity between the parallel plate air capacitor is 20 N/C. If an insulating slab…****Materials whose permeabilities are slightly greater than that of free space****Hipernik is an alloy containing __________ iron and __________ nickel.****Which of the following has the least number of valence electrons?****Flux density is measured in****Defined as the ratio of the volume occupied by the atoms or ions in a unit cell divided by the volume…****Who demonstrated that there are magnetic effects around every current-carrying conductor and that current-carrying…****The K shell or the first shell has how many permissible number of orbiting electrons?****What determines the value of the temperature coefficient of resistance of a material?****The unit of electrical energy is****If the value of 25 a conductor is 1/255 per oCa then the value of 20is****What is the relative permittivity of air?****Magnetic field intensity is a ________ quantity.****The force between two charges placed a given distance apart ______ as the relative permittivity of the…****The current of electric circuit is analogous to which quantity of a m****Permeance is analogous to****Permeance of a magnetic circuit is _________ the cross-sectional area of the circuit.****A germanium atom has an atomic weight of72. How many neutrons are there?****A negatively charge body has****The unit of flux density is**