Electrical Design
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Why Transformer Does not Work on DC Supply instead of AC?
What Happens When the Primary of a Transformer is Connected to the DC Supply? A transformer is a device which step-up or step-down the level of AC current or voltage…
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Why Do Electronic Circuits Use DC Current instead of AC?
Why Electronic Devices Use DC Supply instead of AC Supply ? One thing should be cleared that not all the electronic devices, components and circuits are using only DC supply,…
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All Electrical and Electronic Symbols
All Electrical Symbols & Electronic Symbols Electronic and Electrical Symbols are very important in Electrical and Electronics Engineering which virtually represents the actual components in a circuit. In the previous…
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Difference Between MCB, MCCB, ELCB & RCB, RCD or RCCB Circuit Breakers
Difference Between MCB, MCCB, ELCB and RCCB , RCD or RCB Circuit Breakers Circuit breakers are installed and used for safety purposes in both residential as well as commercial and…
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Types of Transformers and Their Applications
Types of Transformers What is a Transformer? To know more about the, refer to the previous post about: Transformer, Construction, Working, Types Application and Limitations. Types of Electrical Transformers There are…
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Steady State Error & PI Controllers
Steady State Error & PI Controllers – Effect of PI Controller on Steady State Error A steady-state error is defined as the difference between the desired value and the actual…
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Nyquist Stability Criterion – Examples and MATLAB Coding
Nyquist Stability Criterion – MATLAB Code with Examples The Nyquist criterion is widely used in electronics and control system engineering, as well as other fields, for designing and analyzing systems with feedback. While Nyquist…
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Why Electric Power Transmission is Multiple of 11 i.e 11kV, 22kV, 66kV etc?
Why are all the Transmission Line Voltages Multiple of 11kv? Not 10kV? Obliviously, this is an interview type question for electrical engineers especially related to power engineering. Now, we are…
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What are the Colored Aerial Marker Balls on Power Lines For?
What are Marker Balls and Why They are used for on Power Lines? Almost all of us have seen those colored (mostly orange, yellow, red or white) balls on transmission…
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Time Response of Second Order Transfer Function and Stability Analysis
Time Response of Second Order Transfer Function and Stability Analysis In this article we will explain you stability analysis of second-order control system and various terms related to time response…
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