A galvanized steel-based pipe is placed vertically in a wet is known as pipe earthing, and it is the most common type of earthing system. The pipe size mainly depends on the soil type and magnitude of the current. Usually, for the ordinary soil, the pipe dimension should be 1.5 inches ...
Until the 19th century end, trusses as supporting frameworks were manufactured as wooden beams in complicated systems. Later Steel and reinforcedconcretereplaced the wooden beams. The quantity of trusses required mainly depends upon the size of the upper roof. After all the trusses are completed, th...
The optical fiber cables may be available in various variants such as basic types, direct buried, armored, rodent resistant cable with steel outer jacket, colour-coded, multi-fiber cable etc depending upon the applications. Fiber optic transmission systems are opto-electric in nature. In other wor...