Overhead Cable Underground Cable The interference from external disturbance like a storm, lightning ice, trees, etc is more. DThe interference from external disturbance like a storm, lighting, ice, trees is minimum The overhead cables are less costly
Types of the distribution system. Three phase three wire systems. Three phase four wire systems. Three phase three wire systems This system requires 3 wires or conductors for distribution. Maybe connected in star or delta. If star
Advantages The amount of fuel required is quite small. A nuclear power plant requires less space. It has low running charges as a small amount of fuel is used for producing bulk electrical energy. This type of
The schematic arrangement of the nuclear power plant. Nuclear reactor heat exchanger Steam turbine alternator Nuclear reactor It is an apparatus in which flue [U235 ] is subjected to nuclear fission. It controls the chain reaction that
The constituents of a hydroelectric plant are, Hydraulic structure Water turbines electrical equipment Hydraulic structure Dam A dam is a barrier which the river flow exceeds the head. Spillways There are times when the river flow exceeds
Coal and ash handling plant The coal is stored in coal storage plant, from the coal storage plant coal is delivered to the coal handling plant. Where it set crushed into the small pieces, then coal burnt
The types of loads acting on structures for buildings Dead load Live load Wind load Earthquake load Dead load (D.L) It is defined as the force whose magnitude, positions and direction remain constant. It is the load
The depth of foundation below ground surface is on the most important criteria on which the type of foundation depends. If the depth of foundation is less than the width of foundation then it is known as
The function of building a foundation The low artificially built part of a structure which transmits the load of the structure to the ground is called foundation. Foundation of a structure is always constructed below the ground
There are three types of rocks such as Igneous Rocks Sedimentary Rocks Metamorphic Rocks Igneous Rocks Igneous rocks are formed by cooling of the molten magma known as lava from below the surface of the earth. Sometimes,