Physics Rain drops acquire spherical shape due to Elasticity Friction Surface tension Viscosity Elasticity Friction Surface tension Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of the physical quantity Entropy? Joule per kelvin Watt per kelvin Pascal per kelvin Newton per kelvin Joule per kelvin Watt per kelvin Pascal per kelvin Newton per kelvin ANSWER DOWNLOAD EXAMIANS APP
Physics Superconductors are those elements Whose resistance falls almost to zero at very low temperatures Which conduct electricity only at super-high temperatures Which turn into insulators at very low temperatures Whose conductivity is intermediate between metals and insulators Whose resistance falls almost to zero at very low temperatures Which conduct electricity only at super-high temperatures Which turn into insulators at very low temperatures Whose conductivity is intermediate between metals and insulators ANSWER DOWNLOAD EXAMIANS APP
Physics In a diesel engine the high temperature needed to ignite the fuel is achieved by Compressing air in the cylinders Using heat from exhaust The battery An electrical spark Compressing air in the cylinders Using heat from exhaust The battery An electrical spark ANSWER DOWNLOAD EXAMIANS APP
Physics An optically plane surface reflects a beam of light As parallel beams in all directions As a diffused beam in one direction As diffused beams in all directions As a parallel beam in one direction As parallel beams in all directions As a diffused beam in one direction As diffused beams in all directions As a parallel beam in one direction ANSWER DOWNLOAD EXAMIANS APP
Physics Bats can sense obstacles because they produce Supersonic sound waves Ultrasonic sound waves Micro sound waves Infrasonic sound waves Supersonic sound waves Ultrasonic sound waves Micro sound waves Infrasonic sound waves ANSWER DOWNLOAD EXAMIANS APP