Cylindrical windings using circular conductors, employed in transformers, are
A) single layered
B) double layered
C) multi-layered
D) none of the above
Correct Answer:
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Q7: Power transformers have rating
A)equal to 50 kVA
B)equal
Q8: Power transformers should be designed to have
Q9: In transformers using hot rolled steel, the
Q10: Yokes with rectangular cross-section are used for
A)small
Q11: The cold rolled grain oriented steel has
Q13: Helical windings are used in
A)distribution transformers
B)power transformers
C)shell
Q14: Multi-layer helical windings are commonly used in
Q15: Disc windings are primarily used in
A)short capacity
Q16: The heat dissipating capability of transformers of
Q17: Transformers with a capacity of upto _
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