Physics In superconductors, the energy gap is due to Electron-photon intercation Electron-phonon interaction Electron-electron interaction Phonon-phonon interaction Electron-photon intercation Electron-phonon interaction Electron-electron interaction Phonon-phonon interaction ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has Low refraction in the medium Long wavelength High intensity High frequency Low refraction in the medium Long wavelength High intensity High frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes 3R/4 R/2 5R/4 2R 3R/4 R/2 5R/4 2R ANSWER DOWNLOAD EXAMIANS APP
Physics A passenger standing in a bus is thrown outward when the bus takes a sudden turn. This happens due to Change in momentum Change in acceleration Outward pull on him Inertia of motion Change in momentum Change in acceleration Outward pull on him Inertia of motion ANSWER DOWNLOAD EXAMIANS APP
Physics The electric current in a metal wire is due to the flow of - Ions Protons Holes Electrons Ions Protons Holes Electrons ANSWER DOWNLOAD EXAMIANS APP
Physics The moment of inertia of a body does not depend upon its Distribution of mass Form of mass Angular velocity Axis of rotation Distribution of mass Form of mass Angular velocity Axis of rotation ANSWER DOWNLOAD EXAMIANS APP
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