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ALOK TIWARI

· started a discussion

· 1 Months ago

aaaa (Question: 337560.0 )

u cant use large A in secondary side so bis right ans

Question:

The errors in current transformers can be reduced by designing them with

Options:
A)

high permeability and low loss core materials, avoiding any joints in the core and also keeping the flux density to a low value

B)

using primary and secondary windings as close to each other as possible

C)

using large cross-section for both primary and secondary winding conductors

D)

All of these

Solution:

Ans:(d) The errors in current transformers can be reduced by designing them with 

1.     high permeability and low loss core materials, avoiding any joints in the core and also keeping the flux density to a low value.

2.    using primary and secondary windings as close to each other as possible.

3. using large cross-section for both primary and secondary winding conductors.

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