Physics Sound waves cannot travel in Vacuum Water Hydrogen gas Glass Vacuum Water Hydrogen gas Glass ANSWER DOWNLOAD EXAMIANS APP
Physics The basic reason for the extraordinary sparkle of suitably cut diamond is that It has a very high refractive index It has well defined cleavage planes It has a very high transparency It is very hard It has a very high refractive index It has well defined cleavage planes It has a very high transparency It is very hard ANSWER DOWNLOAD EXAMIANS APP
Physics During uniform motion of an object along a straight line, its ________ remains constant with time. Deceleration Acceleration Velocity Force Deceleration Acceleration Velocity Force ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following are methods of heat transfer? Convection Revolution Evaporation Thermal Expansion Convection Revolution Evaporation Thermal Expansion ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles ANSWER DOWNLOAD EXAMIANS APP
Physics The waves used in sonography are Ultrasonic waves Infra-red waves Micro waves Sound waves Ultrasonic waves Infra-red waves Micro waves Sound waves ANSWER DOWNLOAD EXAMIANS APP