Basic Electric, Electronics Engineering 4 min read
Bipolar Junction Transistors (BJT)
The invention of the bipolar transistor in 1948 ushered in a revolution in electronics. Technical feats previously requiring relatively large,…
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Basic Electric, Electronics Engineering 3 min read
Forward Bias and Reverse Bias
A forward-biased diode conducts current and drops a small voltage across it, leaving most of the battery voltage dropped across…
Basic Electric, Electronics Engineering 6 min read
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 allows the electric current in…
Basic Electric, Electronics Engineering 5 min read
Extrinsic semiconductors
Semiconductors can be broadly classified into Intrinsic and Extrinsic Semiconductors. Intrinsic Semiconductors start conducting at temperatures above the room temperature, developing important electronic…
Basic Electric, Electronics Engineering 2 min read
Classification of electric materials
Materials in electronics can be classified as electrotechnical, constructional and special. Electrotechnical materials are classified by four groups: Conductors Semiconductors…
Basic Electric, Electronics Engineering 3 min read
Synchronous Machine
Synchronous Machine constitutes of both synchronous motors as well as synchronous generators. An AC system has some advantages over DC system.…
Basic Electric, Electronics Engineering 7 min read
DC Machine
The DC machine can be classified into two types namely DC motors as well as DC generators. Most of the DC machines are…
Basic Electric, Electronics Engineering 4 min read
Alternating Current (AC) Home Wiring
Homes in North America typically are powered with both 120-volt and 240-volt alternating current (AC) electricity. (Because of voltage variations,…
Basic Electric, Electronics Engineering 3 min read
Circuit Analysis of 3 Phase System – Balanced Condition
The electrical system is of two types i.e., the single phase system and the three phase system. The single phase…
Basic Electric, Electronics Engineering 12 min read
Power Triangle and Power Factor
Electrical power consumed in an AC circuit can be represented by the three sides of a right angled triangle, known…
Basic Electric, Electronics Engineering 7 min read
RMS Voltage of AC Waveform
An alternating waveform or AC waveform, which is associated with the AC current, is a periodic waveform that alternates between…
Basic Electric, Electronics Engineering 8 min read
AC Circuits
Alternating current Direct current (DC) circuits involve current flowing in one direction. In alternating current (AC) circuits, instead of a…