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Thomson’s Atomic Model – How it Works, Postulates and Limitations

Thomson's Atomic Model also called as ‘Plum Pudding Model’ was the most accepted Atomic Model during the year 1904-1910, which emphasized on the inner structure of the Atom. This post will discuss what is Thomson’s Atomic Model, postulates of J.J. Thomson’s Model, How does Plum Pudding Model Work, applications and limitations. What ...

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Potential Transformer – Classification, How it Works, Errors, Applications

Potential Transformer which is a Voltage Transformer steps down the voltages of high transmission lines. This article will discuss what is Potential Transformer (a.k.a. Voltage Transformer), its classification, how it works, errors, applications, advantages and disadvantages. What is Potential Transformer Potential Transformer is the Instrument Transformer which is used for measuring and ...

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Synchronous Motor – Construction, Principle, Types, Characteristics

Synchronous motor is one of the most efficient motors. The ability to control their power factor makes it very demandable especially for low speed drives. This post will discuss Synchronous motor, its construction, working principle, types, characteristics, starting methods, applications, model/ phasor diagram, advantages and disadvantages. What is Synchronous Motor A synchronous ...

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Theory behind Impressed current cathodic protection

Impressed current cathodic protection is a method for ship’s hull protection. But, before discussing the Impressed current cathodic protection, its important to know the theory and history of cathodic protection. Cathodic Protection is a method of controlling corrosion and is based on electrochemical process. In ...

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Degaussing coils

The potency of a magnetic field is measured in terms of Gauss. And therefore, by definition,  degausse means to reduce/eliminate the strength of the magnetic field. Degaussing coils are used to reduce the effect of Earth magnetic field on the ship’s magnetic field.

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Ship’s induced magnetism

The magnetic field induced in the floating structure is dependent on the potency of the Earth’s magnetic field and the layout and direction of floating structure w.r.t. the Earth’s magnetic field. As discussed earlier, The ship’s induced magnetism is also a cause of the ship’s magnetic field ...

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