Cylindrical windings using circular conductors, employed in transformers, are

Related MCQs

• The cylindrical windings using circular conductors are used for current rating of
• Multi-layer helical windings are commonly used in the transformers as high voltage windings
• The insulation between windings and grounded core and the insulation between the windings of the same phase is called
• In transformers using hot rolled steel, the cross-section of the yoke is made about _____ greater than that of the core
• The usual values of maximum flux densities for distribution transformers using hot rolled silicon steel are
• For 275 kV transformers, using cold rolled grain oriented steel, which of the following values of flux density may be used?
• In direct cooled system using hydrogen both stator and rotor conductors are made
• is universally used for windings of electrical machines because it is easily workable without any possibility of fracture.
• By which of the following methods the temperature rise of windings and other parts may be determined ?
• Helical windings are used in