Bipolar Junction Transistors (BJT)
The invention of the bipolar transistor in 1948 ushered in a revolution in electronics. Technical…
Forward Bias and Reverse Bias
A forward-biased diode conducts current and drops a small voltage across it, leaving most of…
P-N junction semiconductor diode
What is p-n junction semiconductor diode? A p-n junction diode is two-terminal or two-electrode semiconductor device, which…
Extrinsic semiconductors
Semiconductors can be broadly classified into Intrinsic and Extrinsic Semiconductors. Intrinsic Semiconductors start conducting at temperatures above…
Classification of electric materials
Materials in electronics can be classified as electrotechnical, constructional and special. Electrotechnical materials are classified…
Synchronous Machine
Synchronous Machine constitutes of both synchronous motors as well as synchronous generators. An AC system has…
DC Machine
The DC machine can be classified into two types namely DC motors as well as DC generators. Most…
Alternating Current (AC) Home Wiring
Homes in North America typically are powered with both 120-volt and 240-volt alternating current (AC)…
Circuit Analysis of 3 Phase System – Balanced Condition
The electrical system is of two types i.e., the single phase system and the three…
Power Triangle and Power Factor
Electrical power consumed in an AC circuit can be represented by the three sides of…