Q. In power measurements 180° phase shift is required.

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Q. Errors in a C.T. can be minimised by _________

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Q. The secondary leakage reactance of a C.T. ____________

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Q. Secondary and primary windings consist of ________

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Q. Coils of a C.T. are separately wound.

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Q. The windings of a C.T. are ________

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Q. At high voltages, the current transformers are enclosed in a tank.

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Q. Turns compensation is used to obtain ________

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Q. What is the effect of reducing the secondary turns in a C.T. by 1%?

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Q. In a 1000/5 A C.T., the number of secondary turns would be ________

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Q. In the ring type of core, the secondary winding is ________

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Q. In a shell type of core, the windings are ________

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Q. Mumetal has ________

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Q. Perminder has __________

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Q. In a C.T., the primary ampere turns is variable.

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

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Q. High flux density leads to _________

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Q. When primary current flows, secondary circuit should be open.

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Q. High magnetizing forces in the core when removed suddenly lead to ____________

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Q. The secondary winding of a C.T. ____________

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