Materials and Components If the number of atoms per unit volume of a monoatomic gas changes, the dielectric constant still remains constant. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components As the viscosity of a liquid increases, the relaxation time First decreases then increases Decreases Remains constant Increases First decreases then increases Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Hall effect is observed in a specimen (metal or semi conductor) when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is In the same direction as current In a direction anti parallel to magnetic field Normal to both current and magnetic field None of these In the same direction as current In a direction anti parallel to magnetic field Normal to both current and magnetic field None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Components On the basis of the type of chemical bonds, solids may be classified into Ionic crystals, valence crystals, metal and vander wall crystals Ionic crystals Ionic and valence crystals Ionic crystal, valence crystals and metals Ionic crystals, valence crystals, metal and vander wall crystals Ionic crystals Ionic and valence crystals Ionic crystal, valence crystals and metals 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. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The number of protons in a copper atom are 9 11 2 29 9 11 2 29 ANSWER DOWNLOAD EXAMIANS APP