Question

The secondary circuit of a C.T. is open when?

a.

a very high flux density is produced

b.

a very low flux density is produced

c.

a moderate flux density is produced

d.

no flux density is produced

Posted under Extension of Instrument Ranges Electrical Measurement and Instrumentation

Answer: (a).a very high flux density is produced

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Q. The secondary circuit of a C.T. is open when?
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