Answer / ankur jain

all the neutral wires are conneceted to a single point and
that is connected to deep inside the earth, this is called
earthing , done to protect the equipments from high fault
currents.

Answer / ravi awasthi

earthing is a technique ,which is used
to protect electrical and electronics equipment .

Answer / nalini

To get a safety of overload current

How to calculate earth flat size for 250 Kva DG and transformer?

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Why is the starting current high in a DC motor?

2 Answers  

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If DC supply is given to a transformer it may a) Work b)Not Work c)Give lower voltage than the rated voltage on secondary side. d)burn the winding

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What is diode fuse ? How it is working?

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What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?

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What is the effect of using an underrated size cable to supply electrical power to a 3 phase ac electrical motor? What is the effect of using an overrated size cable for the same motor?

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what is lowest system voltage?

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why compound generator is used in generating station?

2 Answers  

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what is the difference between kva and kw ?

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Pole of s-plane gives the information about?

2 Answers   CCP,

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why the efficiency of the dc machine is high ,when it is operated as a generator?

3 Answers  

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