Basics of electronic materials

You must first study the semiconductor, a substance that is neither an insulator nor a conductor, in order to comprehend how diodes, transi... Read more

Safety Precautions

How do we get shock ?What are the effects of shock ? On all alternators , transformers and every third pole , the neutral is earthed ... Read more

What is Electricity

Static Electricity Thales, a Greek philosopher, of about 2,500 years ago, studied the effect of rubbing of two bodies against each ot... Read more