Lecture on the Telephone Major objective of this lecture is to present on the Telephone. here briefly describe on printed circuit board of the telephone and Telecommunication Optical Fibres. When a ray…
Lecture on Telecom Electricity Prime objective of this lecture is to present on Telecom Electricity. Telecommunications refers to the exchange of information by electronic and electrical means over a significant distance.…
Conductors and Insulators Basic objective of this lecture is to present on Conductors and Insulators. By this lecture you can learn: how Heat Energy flows from high to low temperatures. A…
Spherical Mirrors Spherical mirrors are mirrors whose surfaces form a part of a hollow sphere, The spheres can be made of glass or any polished metal surfaces. A…
Speed and Velocity General objective of this lecture is to present on Speed and Velocity. Speed is a scalar quantity and can be an average or instantaneous value. On the other…
Motion of Objects Projected at an Angle The aim of this lecture is to present and explain on Motion of Objects Projected at an Angle. here briefly describe what is the trajectory; what…
Kirchhoff’s Laws of Spectral Lines Kirchhoff’s Laws said: Light of all wavelengths shines on an atom; only light of an energy equal to the difference between “floors” will be absorbed and…
Spectral Lines Principle purpose of this lecture is to focus on Spectral Lines. A spectrum is the amount of light given off by an object at a range of…
Sound and Light Major purpose of this lecture is to present on Sound and Light. It is a tutorial based lecture. Here briefly describe Does sound travel through paper,…
Lecture on Geostationary Satellites For a satellite to be in a particular orbit, a particular velocity is required or a given height above Earth ‘r0+h’. Telecommunications satellites remain above…
Satellite Orbits and Uses The aim of this lecture is to present on Satellite Orbits and Uses. here briefly describe how are Satellites classified. This lecture briefly describe motion of spacecraft…
Rutherford’s Alpha Scattering Experiment Rutherford shows that the nucleus had a relatively small diameter compared with that of the atom. Most of the mass of the atom is concentrated in…