Materials and Components Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Wood is a diamagnetic material. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The elements which become superconducting at extremely low temperatures are Insulators at room temperature Relatively poor conductors at room temperature Good conductors at room temperature Ferromagnetic at room temperature Insulators at room temperature Relatively poor conductors at room temperature Good conductors at room temperature Ferromagnetic at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Piezoelectricity means the slight change in dimensions of a specimen when an electric field is applied. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Electric dipole moment is expressed in debye unit. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which of the following are true for relative dielectric constant?1. It is dimensionless.2. It is equal to 1 for vacuum.3. It is equal to 1 for all substances. 1 and 3 only 1, 2 and 3 2 and 3 only 1 and 2 only 1 and 3 only 1, 2 and 3 2 and 3 only 1 and 2 only ANSWER DOWNLOAD EXAMIANS APP