How does Soil Resistivity Effect the Earth Resistance?
The soil resistivity directly affects the earth resistance. The earth resistance increase with an increase in the soil resistivity. In this article, we will discuss … Read more
The soil resistivity directly affects the earth resistance. The earth resistance increase with an increase in the soil resistivity. In this article, we will discuss … Read more
This article describes the difference between the valence band and the conduction band. The valance band and conduction band represent the energy levels of the … Read more
df/dt Relay – Rate of Change of Frequency(ROCOF) Relay is used for load shedding when there is a sudden loss of generating capacity. In this … Read more
A transformer is a static piece of equipment that does not have any moving parts in it. The transformer transforms higher voltage to lower voltage … Read more
This article describes the difference between a power transformer & distribution transformer. Power transformers and Distribution transformers are widely used in power systems for step-up and … Read more
The main reason why a single-phase induction motor is not self-starting is that it produces a revolving magnetic field and not a rotating magnetic field. … Read more
This article describes the troubleshooting of the star-delta starter. Star Delta starters are widely used in electrical installation for starting large-rating squirrel cage induction motors … Read more
This article describes why DC voltage is applied in an insulation resistance test. Insulation acts as a capacitor and If we apply DC voltage then … Read more
Total harmonic distortion (THD) shows how much of a voltage or current distortion is due to harmonics in the signal. If the sinusoidal voltage is … Read more
When the live point of the electrical power supply system, which is at zero potential under normal condition, is connected to earth point is called … Read more