Electrical Machine MCQ – Transformer #4

Electrical machine MCQ

Electrical Machine MCQ – Transformer #4 (#51 to #65)

Transformer MCQ

51) The frequency of secondary voltage is ________ that of the primary voltage for the transformer.
52) Transformer consists of two highly inductive coils wound on an ________ core.
53) A transformer cannot operate on _______.
54) If DC applied to the primary then there is a possibility of transformer _______.
55) The material used for the construction of the transformer core is ______.
56) The ________ is in the form of stacks of laminated thin steel sheets.
57) ________ cross-section winding are generally preferred for transformer limbs
58) In order to avoid ________, the primary and secondary winding mounted on the same limb of the core.
59) The ________ voltage winding placed close to the core.
60) The ________ winding placed in the concentric way around the same limb.
61) In ________ winding, the high voltage and low voltage windings divided into a number of small coils.
62) The ________ in a transformer acts as an insulator as well as coolant.
63) The exchange of air between the transformer tank and outside atmosphere known as ________.
64) Due to the use of ________ the main tank of a transformer will always be full with oil and the oil surface will never be exposed to air.
65) The ________ reduce the moisture content of the air that is passing into and out of the transformer.
Electrical Machine MCQ - Transformer #4
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