Physics Sound waves cannot travel in Vacuum Hydrogen gas Glass Water Vacuum Hydrogen gas Glass Water ANSWER DOWNLOAD EXAMIANS APP
Physics Atomic hydrogen has a life period of One hour One minute One day A fraction of a second One hour One minute One day A fraction of a second ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer in the outer atmosphere helps us in Regulating the temperature of atmosphere Reflecting radio waves and makes radio communication possible Absorbing UV radiations Absorbing cosmic ray particles Regulating the temperature of atmosphere Reflecting radio waves and makes radio communication possible Absorbing UV radiations Absorbing cosmic ray particles ANSWER DOWNLOAD EXAMIANS APP
Physics In a ________ the wave particles of the medium vibrate in a direction perpendicular to the direction of wave propagation Longitudinal Transverse Rolling Field Longitudinal Transverse Rolling Field ANSWER DOWNLOAD EXAMIANS APP
Physics When a bottle of scent is kept open in a corner of a room its odour is felt in all parts of the room. This is due to the phenomenon of : Vaporisation Sublimation Diffusion Evaporation Vaporisation Sublimation Diffusion Evaporation ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Optical rotation Total internal absorption Scattering of light Total internal reflection Optical rotation Total internal absorption Scattering of light Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
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