Supply Systems Interview Questions and Answers: 1. What is the voltage that has been selected for HVDC transmission ? Ans. ± 500 kV. 2. What is an electric power supply…
Insulation Design of Circuit Breaker: Insulation Design system of a circuit breaker requires solution of the following problems: Choice and calculation of the various clearances to be provided between the…
Ultra High Voltage Circuit Breakers: The specific requirements demanded of a Ultra High Voltage circuit breaker by system and operator considerations are at present considered to be the following. Speed…
Duties of circuit breaker diagram: Under different circumstances Duties of circuit breaker diagram may be subjected to widely varying stresses. First of all the current varies from a few amperes…
Characteristics of Rate of Rise of Restriking Voltage: The important Characteristics of Rate of Rise of Restriking Voltage which affect the circuit breaker performance are: amplitude factor, rate of rise…
Important Questions of Mechanical Design of Overhead Lines : 1. Name the Important components of an overhead transmission lines. 2. Discuss the various conductor materials used for overhead lines. What…
Radiation Pattern of Antenna: The important terms and definitions used in connection with antennas and their Radiation Pattern of Antenna are Antenna Gain and Effective Radiated Power: Certain types of…
Sky Wave Propagation Frequency Range: Sky Wave Propagation Frequency Range is the ionosphere is the upper portion of the atmosphere, which absorbs large quantities of radiant energy from the sun,…