Notes and Study material for Exams
Corrosion is defined as an attack on a material as a result of chemical, frequently electrochemical reaction, with the surrounding medium. According to this definition, the term corrosion can be applied to all materials, including non-metals. But in practice, the word corrosion is mainly used in Conjunction with metallic materials. Why do metals corrode? Apart … Read more
Computer is an electronic device that is designed to work with Information. term computer is derived from the Latin term‘computare’, this means to calculateor programmable machine. Computer cannot do anything without a Program. It represents the decimal numbers through a string of binary digits. The Word ‘Computer’ usually refers to the Center Processor Unit plus Internal memory. Charles Babbageis called the “Grand Father” of the computer. … Read more
–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> Generator is a machine that converts mechanical energy into electrical energy. It works based on principle of faraday law of electromagnetic induction. The faradays law states that whenever a conductor is placed in a varying Magnetic Field, EMF is induced and this induced EMF is equal … Read more
Sprinkler Irrigation: A Comprehensive Guide to Efficient Water Management Sprinkler irrigation, a widely adopted method for delivering water to crops, has revolutionized agricultural practices worldwide. This technique offers numerous advantages over traditional methods like surface irrigation, making it a preferred choice for efficient water management and maximizing crop yields. This article delves into the intricacies … Read more
Classifications, generations, applications and limitations of digital computers Computer Classification: By Size and Power Computers differ based on their data processing abilities. They are classified according to purpose, data handling and functionality. According to functionality, computers are classified as: Analog Computer: A computer that represents numbers by some continuously variable physical quantity, whose variations mimic the properties of some … Read more