Rajkamal Sir (Engineers Platform) 📚📚

4. The thickness of laminations used in a transformer is usually

3. Material used for construction of transformer core is usually

2. Hysteresis loss in a transformer varies as CBmax = maximum flux density)

1. The noise resulting from vibrations of laminations set by magnetic forces, is termed as

5. The transformer ratings are usually expressed in terms of

4. An ideal transformer has infinite values of primary and secondary inductances. The statement is

3. The chemical used in breather is

2. The chemical used in breather for transformer should have the quality of

1. The use of higher flux density in the transformer design

4. If R2 is the resistance of secondary winding of the transformer and K is the transformation ratio then the equivalent secondary resistance referred to primary will be