Materials and Components For making a capacitor it is better to have a dielectric having Permittivity which is neither high nor low Low permittivity High permittivity Permittivity same as that of air Permittivity which is neither high nor low Low permittivity High permittivity Permittivity same as that of air ANSWER DOWNLOAD EXAMIANS APP
Materials and Components If the number of atoms per unit volume of a monoatomic gas changes, the dielectric constant still remains constant. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components When a dielectric material is subjected to alternating field, the absorption of energy by the material from the field is given by the imaginary part of polarizability. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components An atom of a rare gas is placed is an electric field E. Then The nucleus will be shifted in the direction of E by an amount which is proportional to E. The nucleus will be shifted in the direction of E by an amount which is independent of E. The nucleus will be shifted in a direction opposite to that of E. The nucleus will not be shifted. The nucleus will be shifted in the direction of E by an amount which is proportional to E. The nucleus will be shifted in the direction of E by an amount which is independent of E. The nucleus will be shifted in a direction opposite to that of E. The nucleus will not be shifted. ANSWER DOWNLOAD EXAMIANS APP
Materials and Components In a metal, the valence electrons Either B or C Are shared only between neighbouring atoms Are not shared Are shared by all atoms Either B or C Are shared only between neighbouring atoms Are not shared Are shared by all atoms ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles. True False True False ANSWER DOWNLOAD EXAMIANS APP