What is Kirchhoff’s Voltage Law

8 years ago

Starting at any node in a circuit, we form a loop by traversing through elements (open-circuits included!) and returning to…

What is Kirchhoff’s Current Law

8 years ago

A connection of two or more elements is called a node. An example of a node is depicted in the…

IEC labelling for Resistors Color Code

8 years ago

The IEC also defines how manufacturers should mark the values of resistors and capacitors in the standard called IEC 60062.…

Short Circuit and Open Circuit

8 years ago

The Short-Circuit Consider a resistor whose value is zero ohms. An equivalent representation of such a resistance, called a short-circuit,…

Basics of Ohm’s Law

8 years ago

In 1827 the German physicist George Ohm published a pamphlet entitled “The Galvanic Circuit Investigated Mathematically”. It contained one of…

Circuit Elements and Types of Circuits

8 years ago

A  circuit  element  is  an  idealised  mathematical  model  of  a  two-terminal electrical device that is completely characterised by its voltage-current…

Transformer Open and Short Circuit Tests

8 years ago

We conduct open circuit and short circuit test on single phase transformer to determine the  efficiency and regulation of a…

Interview Questions on Battery Testing

8 years ago

Measuring the float voltage of cells is usually easy, but how useful are the results produced by this measurement? In…

Electrical Machines Questions and Answers

8 years ago

Lap winding is suitable for high current and low voltage generators while wave winding is suitable for high voltage and…

Induction Motor Interview Questions Answers

8 years ago

What are the advantages and disadvantages of Induction Motors? Advantages: It is simple and rugged in construction It is relatively…