by Tarun Agarwal 4 years ago What is an Optical Time-Domain Reflectometer and Its Working In the late period of the 1990s, OTDR administrative representatives and customer community introduced an exclusive data technique for data storage and analysis of OTDR fiber information. The main intention behind this development was to...
by Tarun Agarwal 4 years ago What is Lead Acid Battery : Types, Working & Its Applications Before directly jumping to know the concepts related to lead acid battery, let us start with its history. So, a French scientist named Nicolas Gautherot in the year 1801 observed that in the electrolysis testing, there exists a minimal...
by Tarun Agarwal 4 years ago Electrical Interview Questions & Answers Electrical engineering includes an extensive range of sub-fields like electronics, computers, control systems, digital computers, power, robotics, instrumentation, telecommunications, radio, signal processing & microelectronics. In...
by Tarun Agarwal 4 years ago What is Band Stop Filter : Theory & Its Applications There are different types of filters like High pass filter, low pass filter, bandpass filter, and bandstop filter. High pass filter will only allow frequencies which are higher than cut off frequency and low pass filter allows the frequencies...
by Tarun Agarwal 4 years ago What is Thermoelectric Generator : Working & Its Uses In the year 1821, a famous scientist named Johann Seebeck revived the concept thermal gradient which is developed in between two various conductors and this can generate electricity. In relation to the thermoelectric effect, there is a...
by Tarun Agarwal 4 years ago What is a VU Meter : Circuit & Its Working The VU meter was developed by broadcasters like NBC, CBS, and Bell Labs in the year 1939. These meters support standardize transmissions over telephone lines so-called as standard meters in the audio industry. These meters are designed...
by Tarun Agarwal 4 years ago What is VRLA Battery : Construction & Its Working To know with the detailed concept of VRLA battery, let us start by knowing its history. So, the first lead acid-based gel battery was introduced by Fabrik Sonneberg in the year 1934 and the modernized type of this battery was designed by...
by Tarun Agarwal 4 years ago What is Magnetic Hysteresis : B-H Curve & Its Applications The word hysteresis was introduced from an Ancient Greek word where the meaning refers to “lagging behind” or “inadequacy”. The term magnetic hysteresis was founded in the year 1890 by scientist James Alfred Ewing to know the performance...
by Tarun Agarwal 4 years ago What is Synchroscope : Circuit Diagram & Its Working In the concept of alternating current, synchronization is termed as the procedure of equalizing the frequency and the speed of a generator or with the other source for the purpose of operating a network. Without synchronization, the generator...
by Tarun Agarwal 4 years ago What is Ballistic Galvanometer : Working & Its Uses The former galvanometer was introduced by Johann Schweigger in the year 1820. The development of the device was also done by Andre Marie Ampere. The former designs enhanced the effect of the magnetic field that was developed by the current...
