Define the electromagnetic radiation, Diffraction is a phenomenon that is s...

Diffraction is a phenomenon that is severely associated with light. That is to utter that light and only light undergoes diffraction. (By light here we denote any form of electroma

Scalars and vectors, why is the resultant of 3 non-coplanar vector always n...

why is the resultant of 3 non-coplanar vector always non-zero?

Rigid body., example of rigid body

example of rigid body

Direction of acceleration and velocity, Direction of Acceleration and Veloc...

Direction of Acceleration and Velocity Knowing the size of a distance or speed is frequently meaningful for creating comparisons. For example, for some reasons it may be enough

.Compton Effect and quantum nature of light., derivation of compton effect

derivation of compton effect

Spectrum, Example of an impure spectrum

Example of an impure spectrum

Define coercive force., It is the demagnetising force which is necessary to...

It is the demagnetising force which is necessary to neutralize completely the magnetism in the magnetism material after the external magnetic field is reduced to zero.

Michelson interferometer diagram,

What is radium used for, What is radium used for? Radium was formerly u...

What is radium used for? Radium was formerly used in self-luminous paints for nuclear panels, watches, aircraft switches, clocks, and instrument dials. More than 100 former wat

Electric field., why do electric field lines contract longitudinally

why do electric field lines contract longitudinally