Answer / ankush miglani 09718151073

long metallic bars are used fr this purpose. the bars are
fixed to the lower part of the ships and the second end is
in water. the the water is allready salty so better
earthing is obtained. and ths earthing current reaches the
sea earth without causing any hazarts.

HOW THE OLTC TRANSFORMER SAVE ENERGY IN COMPARISON TO OFF LINE TRANSFORMER AND IS IT ECONOMICAL TO REPLACE THE OFF LINE TRANSFORMER TO OLTC TRANSFORMER

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What is the difference between solid grounding and impedance grounding?

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If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

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HT and LT cables can be laid on same cable tray

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what are the steps involved in generator load test?

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how to calculate the current if i know power in MW and voltage 11kv/415v and also want to know that incoming cables for trnsformer

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How instantanious short circuit current is calculated? its formula?

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what is cathodic protaction?

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