Magnetizing and demagnetizing a material that has hysteresis involves
A. increase in the temperature of the material
B. a terro-to-para phase change
C. decrease in the temperature of the material
D. none of the above.
Answer:A
Magnetizing and demagnetizing a material that has hysteresis involves
A. increase in the temperature of the material B. a terro-to-para phase change C. decrease in the temperature of the material D. none of the above.