Electronvolt is equal to . It is a common unit of energy within physics, widely used in solid state, atomic, nuclear, and particle physics. It is commonly used with the metric prefixes milli-, kilo-, mega-, giga-, tera-, peta- or exa- (meV, keV, MeV, GeV, TeV, PeV and EeV respectively). In some older documents, and in the name Bevatron, the symbol BeV is used, which stands for billion (10) electronvolts; it is equivalent to the GeV. An electronvolt is the amount of energy gained (or lost) by the charge of a single electron moving across an electric potential difference of one volt.
Tera Fort now one of the tourist attractions of the Kutch. Tera Fort Tera Fort is one of the many forts of Kutch, Gujarat, India. It is situated in southwestern Kutch near the village of Tera in Abdasa Taluka. Tera Fort lies eighty-five kilometres west of the town of Bhuj. It dominates the plains of Kutch from its position on the banks of Tretara (Three lakes) namely Chattasar, Sumerasar and Chatasar. Tera Fort was built by one of the Jadeja Chiefs, who was given the estate of Tera during the reign of Deshalji I (1718-1741). Tera Fort was badly damaged in a