Grading of cables is done in order to – Electric Power Transmission and Distribution MCQ#88

grading-of-cables-is-done-in-order-to

Grading of cables is done in order to: Achieve uniform electrostatic stress Reduce the size of cable Reduce insulation being used All of these Correct answer: 4. All of these Grading of cables is defined as the process of achieving uniform electrostatic stress in the dielectric of cables. In a single-core cable the electrostatic stress … Read more

The primary and secondary windings are wrapped on each other to reduce – Transformer MCQ#29

The primary and secondary windings are wrapped on each other to reduce: Copper losses Iron losses Resistance of windings Leakage reactance Correct answer: 4. Leakage reactance Explanation: In a practical transformer, the primary and secondary windings are wrapped one on top of the other in such a way that the low-voltage winding innermost, while high … Read more