Physics Which of the following supports particle nature of photons ? Photoelectric effect Diffraction Interference Polarization Photoelectric effect Diffraction Interference Polarization ANSWER DOWNLOAD EXAMIANS APP
Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Dielectrics Perfect conductors Semi conductors Superconductors Dielectrics Perfect conductors Semi conductors Superconductors ANSWER DOWNLOAD EXAMIANS APP
Physics To measure the speed of an approaching car a police officer shines Ultra high frequency waves on it Microwaves on it Radio waves on it Light waves on it Ultra high frequency waves on it Microwaves on it Radio waves on it Light waves on it ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a form of Energy? Sound Pressure Heat Motion Sound Pressure Heat Motion ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is preferred for accelerating electrons? Betatron Synchrotron Van de Graft Generator Cyclotron Betatron Synchrotron Van de Graft Generator Cyclotron ANSWER DOWNLOAD EXAMIANS APP
Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Viscosity Elasticity Density Porosity Viscosity Elasticity Density Porosity ANSWER DOWNLOAD EXAMIANS APP