Explain Conductivity of Metals: Conductivity of Metals - Consider a conductor of length l metres and cross-sectional area A square metres, as shown in Fig. 6.27. Let the number of…
Engineering Physics Interview Questions and Answers: 1. Define stress on a body. Ans. The internal force developed per unit area in the body during the application of external force or…
Semiconductor Physics Articles: Elemental Semiconductor Materials: Group IV includes five elements viz., Carbon (C), Silicon (Si), Germanium (Ge), Tin (Sn) and lead (Pb). The elements of this subgroup show marked…
Electronics Engineering Articles: This Electronics Engineering Articles which includes the following topics: Gate Turn Off Thyristor (GTO) – Symbol, Operations and Applications Types of Power Supply in Electronics What is…
Arc Furnace - Definition, Types, Advantages and Application: When a high voltage is applied across an air gap, the air in the gap gets ionised under the influence of electrostatic…
Resistance Heating - Types, Advantages and Applications: Resistance heating is based upon the I2R effect. This method of heating has wide applicaÂtions such as heat treatment of metals (annealing, hardenÂing…
Electrodeposition - Definition, Factors, Application and Advantages: The process of depositing a coating of one metal over an other metal or non-metal electrically is called the electrodeposition. It is used…
Electronic Control in Resistance Welding Process: As there are several factors, i.e., current, pressure, heat, time, to be considered, manual control does not yield good results in case of resistance…