The welding processes

Welding Welding is a process of joining similar metals by application of heat, with or without application of pressure, with or without adding the filler material, with or without using flux. The welding processes generally used are classified into two main groups: (a) Pressure Welding...
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Elements of Soldering

Essential elements required for soft soldering are (a) Soldering iron (b) Solder (c) Flux (d) Source of heat Soldering Irons A soldering iron consists of a copper bit, secured to a iron holder, which is fitted with a wooden handle. The soldering irons are made...
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Law Applicable For Study of Electricity

Ohm’s Law The most important law applicable for study of electricity is Ohm’s Law. This law outlines the relationship between voltage, current and resistance in an electrical circuit. Ohm’s experiments show that whenever electric current is flowing through a conductor the following three factors are...
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How the Earth was Created?

The production of the Earth is nearly attached to the arrangement of the earth’s planetary group about five billion years prior. The earth’s planetary group consolidated from a tremendous billow of gas and dust, with the Sun shaping as a major aspect of the cloud...
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