Magnetostriction is a phenomenon of
A. Generation of electricity in ferromagnetic materials
B. Generation of magnetism in conductors
C. Change in permeability of ferrimagnetic materials during magnetization
D. Change in physical dimensions of ferromagnetic materials during magnetization
Answer: Option D
Related Questions on Materials and Components
For making a capacitor it is better to have a dielectric having
A. High permittivity
B. Low permittivity
C. Permittivity same as that of air
D. Permittivity which is neither high nor low
As the viscosity of a liquid increases, the relaxation time
A. Remains constant
B. Increases
C. Decreases
D. First decreases then increases

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