Physics Which among the following waves is used for communication by artificial satellites ? Radio waves Frequency of 1016 series Micro waves M. Radio waves Frequency of 1016 series Micro waves M. ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments Depends on the total mass of all the fragments Is infinity Depends on the speeds of various fragments Is zero Depends on the total mass of all the fragments Is infinity Depends on the speeds of various fragments Is zero ANSWER DOWNLOAD EXAMIANS APP
Physics Noise is measured in Centigrade Decibel Watt REM Centigrade Decibel Watt REM ANSWER DOWNLOAD EXAMIANS APP
Physics Ice cubes are added to a glass of pure water and a glass of pure alcohol. The ice would be At a higher level in alcohol At the same level in both At a higher level in water Floating in alcohol and sinking in water At a higher level in alcohol At the same level in both At a higher level in water Floating in alcohol and sinking in water ANSWER DOWNLOAD EXAMIANS APP
Physics The weight of a body acts through the centre of Gravity Buoyancy Mass Both (A) and (B) Gravity Buoyancy Mass Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Physics Who discovered X-ray Pierre Curie Wilhelm Rontgen Ernest Rutherford Marie Curie Pierre Curie Wilhelm Rontgen Ernest Rutherford Marie Curie ANSWER DOWNLOAD EXAMIANS APP
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