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

Related Mcqs:

A common method of cooling a power transformer is_______________?

A. natural air cooling B. air blast cooling C. oil cooling D. any of the above...

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___________?

A. R2/VK B. R2IK2 C. R22!K2 D. R22/K...

Which of the following property is not necessarily desirable in the material for transformer core ?

A. Mechanical strength B. Low hysteresis loss C. High thermal conductivity D. High permeability...

Which of the following properties is not necessarily desirable for the material for transformer core ?

A. Low hysteresis loss B. High permeability C. High thermal conductivity D. Adequate mechanical strength...

N atural air coo ling is generally restricted for transformers up to__________?

A. 1.5 MVA B. 5 MVA C. 15 MVA D. 50 MVA...