Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Semi conductors Dielectrics Perfect conductors Superconductors Semi conductors Dielectrics Perfect conductors Superconductors ANSWER DOWNLOAD EXAMIANS APP
Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Elasticity Porosity Viscosity Density Elasticity Porosity Viscosity Density ANSWER DOWNLOAD EXAMIANS APP
Physics The alluminating powers of two sources are compared by A spectrometer A polarimeter A fluxmeter A photometer A spectrometer A polarimeter A fluxmeter A photometer ANSWER DOWNLOAD EXAMIANS APP
Physics Which conservation principle is applicable in the case of the motion of a rocket? Conservation of momentum Conservation of energy Conservation of charge Conservation of mass Conservation of momentum Conservation of energy Conservation of charge Conservation of mass ANSWER DOWNLOAD EXAMIANS APP
Physics Sound following a flash of lightning is called Stoning Bolting Cloud clash Thunder Stoning Bolting Cloud clash Thunder ANSWER DOWNLOAD EXAMIANS APP
Physics A person does some work of 1,000 J in 2 s. His power will be ________ 25W 500W 50W 1000W 25W 500W 50W 1000W ANSWER DOWNLOAD EXAMIANS APP