Physics Certain substances loose their electrical resistance completely at super low temperature. Such substances are called. Superconductors Dielectrics Perfect conductors Semi conductors Superconductors Dielectrics Perfect conductors Semi conductors ANSWER DOWNLOAD EXAMIANS APP
Physics The modulus of rigidity is the ratio of Longitudinal stress to longitudinal strain Shearing stress to shearing strain Volume stress to volume strain Tensile stress to tensile strain Longitudinal stress to longitudinal strain Shearing stress to shearing strain Volume stress to volume strain Tensile stress to tensile strain ANSWER DOWNLOAD EXAMIANS APP
Physics The base of an electric iron is brightly polished mainly To make it more durable To make it rust-proof To make it smooth and frictionless To reduce heat loss by radiation To make it more durable To make it rust-proof To make it smooth and frictionless To reduce heat loss by radiation ANSWER DOWNLOAD EXAMIANS APP
Physics The locomotion of insects to the source of light is called : Hydrotropic Phototactic Thermotactic Phototropic Hydrotropic Phototactic Thermotactic Phototropic ANSWER DOWNLOAD EXAMIANS APP
Physics The work done by the string of a simple pendulum during one complete oscillation is equal to Kinetic energy of the pendulum Total energy of the pendulum Zero Potential energy of the pendulum Kinetic energy of the pendulum Total energy of the pendulum Zero Potential energy of the pendulum ANSWER DOWNLOAD EXAMIANS APP
Physics Who is known as the 'father of quantum theory'? Max Planck Ernest Rutherford Werner Heisenberg Albert Einstein Max Planck Ernest Rutherford Werner Heisenberg Albert Einstein ANSWER DOWNLOAD EXAMIANS APP