Answer / mothilal

On load Tap changer, It is used for Withstand the variable voltage from EB side.

why the neutral of power transformer is always earthed?

1 Answers  

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how give earthing to shif and aeroplane which is away from earth?

1 Answers   ABC,

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Can we manually synchronize two DG sets of same ratings manually without using speed biasing ? If yes then how?

4 Answers  

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what is basic difference between the normal tube light choke and electionic choke ?

4 Answers   Amaron,

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pls give me brif explaination about the distance relay.

4 Answers  

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What are the types of AMF(auto main failure) panel.

1 Answers  

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How do you select a cable size(Cu & Al) for a particular load?

2 Answers  

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What are the reason of unbalanced secondary voltage of HT transformer 33kv/6.6kv ? Incomming voltage is balanced.33kv each secondary voltage 6.6 kv 6.4 kv 6.4 kv At no load conditions.

1 Answers  

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Transfer of electric power from primary to secondary in a transformer takes place A electrically B magnetically C electro-magnetically D conductively

2 Answers  

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Voltage drop is the:(a) Maximum potential(b) Difference in potential between two points(c) Voltage at the end of a circuit(d) Voltage produced by a source

3 Answers  

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will a fluorescent bulb work when dc is passed through it?? if not why??

4 Answers   TCS,

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in india why 50 hz and 220 volt taken as standard rating for equipments whereas in US 100hz and 110v is consided as standard rating.is this method save power.

5 Answers   Wipro,

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