INTRODUCTION The conversion of electrical power into mechanical power takes place in the rotating...
Charge-coupled devices (CCDs) find wide applications in almost all digital image-acquisition devices. Invented in...
Digital images can be broadly classified into two types and they are (i) raster...
CMOS Image Sensor CMOS image sensors have been in existence since the late 1960s....
Welding of Dissimilar Metals When two different metals are joined together by welding, it...
Welding of Carbon Steels There are three broad categories of carbon steels: (i) low...
Radiography Tests These tests have been used for inspection of metals of all types...
Gas Welding Process Gas welding is a method of joining two metal pieces (similar...
Solid State Welding Process A solid-state welding process produces coalescence at temperatures below the...
Thermit Welding Thermit welding is a fusion welding process in which no outside heat...