Science Zero Day

Graphical representation The graphical representation of rectilinear motion is done in the following relations. x-t (distance-time) graph v-t (vel…

Function of simple microscope A simple magnifier or simple microscope has a converging lens of short focal length. To use this type of lens …

The intensity of electric field due to electric dipole The intensity of the electric field caused by an electric dipole is determined is two situa…

Polar molecule The substance which are made up of such molecules, whose positive and negative charge centers are different, then the substances made up…

Electric Dipole Electric dipole is a system in which two equal but opposite type of point charges are located at a short distance from each …

Electric 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…

Importance 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…

Electric charge Electricity is the factor by which charge is generated in any object or substance. When a substance becomes electrostatic, the substance …

Rainbow  When sunlight enters a raindrop, it is refracted along its path, causing different wavelengths of white light. So the one with higher wavelength …

Refraction of light When a ray of light enters from one transparent medium to another transparent medium, it deviates from its straight path, this phenome…