Physics Supersonic plane fly with the speed greater than the speed of sound of light less than the speed of sound of sound greater than the speed of sound of light less than the speed of sound of sound ANSWER DOWNLOAD EXAMIANS APP
Physics What should a person on a freely rotating turn table do to decrease his (angular) speed ? Bring his hands together Spread his hands outwards Sit down with raised hands Raise his hands up Bring his hands together Spread his hands outwards Sit down with raised hands Raise his hands up ANSWER DOWNLOAD EXAMIANS APP
Physics Temperature of distant luminous bodies can be determined by Gas thermometers Mercury thermometers Pyrometers Colour thermometers Gas thermometers Mercury thermometers Pyrometers Colour thermometers ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Reflection Refraction Scattering Interference Reflection Refraction Scattering Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Water, iron and air Iron, water and air Iron, air and water Air, water and iron Water, iron and air Iron, water and air Iron, air and water Air, water and iron ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound is maximum in which among the following? Vaccum Liquids Solids Gases Vaccum Liquids Solids Gases ANSWER DOWNLOAD EXAMIANS APP
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