*/*_Which of the following properties is not necessarily desirable for the material for transformer core??

*/*_Which of the following properties is not necessarily desirable for

1.	/_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
Answer» D. Adequate mechanical strength