10 Important Uses of Radioactive Isotopes
Use of Radioactive Isotopes. Naturally occurring radium has been used for some time in radiotherapy, particularly in the treatment of cancer, and the y-rays from…
Physics
5 Methods Used in the Detection and Measurement of Radiation and Radioactivity
The detection and measurement of the various sorts of radiation associated with radioactivity is very important both for research purposes and in order to ensure…
4 Types of Nuclear Reactors Used in Power Generation
Atomic piles or nuclear reactors. The number of neutrons resulting from a single fission is known as the multiplication factor. When this is less than…
Application and Uses of Subatomic Particles
What are Subatomic Particles? The existence of particles other than protons, neutrons and electrons enters into any detailed discussion of nuclear structure, and a wide variety…
Application and Uses of the Bomb Calorimeter
The bomb calorimeter is an instrument used in measuring the heat of combustion of a substance. Combustion is always accompanied by the evolution of heat….
The Principle of Recording Sound on a Tape or Film
We shall consider the principles of recording sound on tape and on film, and its reproduction. In the world of electronics where music and sound…
The Working Principle and Uses of a Sextant
The sextant is an instrument used in navigation for measuring the angle of elevation of the sun or stars. It consists essentially of a fixed…
The Working Principle and Application of a Stroboscope
A stroboscope is an arrangement which can make a rotating object appear at rest when it is viewed, and thus enables a spinning wheel, for…
The Principles and Uses of Electrophorus and Microphone
A device which provides an almost unlimited supply of charge, by induction, was invented by Volta about 1800; it is called an electrophorus. It consists…
Significance of the Hall Effect On SemiConductors
In 1879, Hall found that an e.m.f. is set up transversely or across a current-carrying conductor when a perpendicular magnetic field is applied. This is…