Polar molecule The substance which are made up of such molecules, whose positive and negative charge centers are different, then the substances made up…
Read moreElectric Dipole Electric dipole is a system in which two equal but opposite type of point charges are located at a short distance from each …
Read moreElectric force line Electric force lines are imaginary but the electric fields generated by them are real. A tangent drawn at any point to the electric f…
Read moreImportance of Coulomb's law When a charge is stationary then only the electric force acts on it. Which was discovered by Coulomb. Therefore it is a…
Read moreElectric charge Electricity is the factor by which charge is generated in any object or substance. When a substance becomes electrostatic, the substance …
Read moreRainbow When sunlight enters a raindrop, it is refracted along its path, causing different wavelengths of white light. So the one with higher wavelength …
Read moreRefraction of light When a ray of light enters from one transparent medium to another transparent medium, it deviates from its straight path, this phenome…
Read moreRefraction of light through a prism In the prism, the angle of incidence on the first face AB is i and the angle of refraction is r1, while the …
Read moreRefraction by lens A transparent medium surrounded by two curved surfaces, one or both of whose surfaces are spherical, is called a lens. There are two ty…
Read moreReflection of light When a traveling ray of light hits a reflective surface, it returns back to the same medium or gets reflected, then this phen…
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