Answer / k.prakashchandra

It is for alternator and turbine has separate over speed
protection.

Answer / dhaval

over frequency is the protection of alternator because of
when frequency is high and at that time speed of alternator
is high so that protection of alternator.

In which of the following case, the rotating magnetic field is reversed? A regenerative breaking B plugging C dynamic breaking D forward motoring

0 Answers  

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What is the Ohms low calculation

2 Answers  

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The mechanical angle is electrical angle A always less than B greater than or equal to C equal to D less than or eaual to

1 Answers  

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How to distinguish whether MCB is DC or AC looking at it physically

0 Answers  

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Why Neutral Isolation is required?

0 Answers  

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On a 10 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 65 AH). What Shall be the current rating of DC MCB ?

6 Answers   RR, TNEB Tamil Nadu Electricity Board,

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Why Generator KVA not in KW ?

3 Answers   Bygging India, HHH, Tata Motors, TVS,

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In the magnetic fluxes, what is the role of armature reaction?

0 Answers  

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why we use salt for earthing?

1 Answers  

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what r Grid stations?what r there role.Explain in detail

1 Answers  

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Why Motors are generally supplied with 3 core cables??? why not 4C??

5 Answers  

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electrical engineering giving priority for insulators rather than conductors, why ?

5 Answers  

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