Physics Choose the most appropriate answer: In which atmospheric layer are the communication satellites located? Stratosphere Ionosphere Troposphere Mesosphere Stratosphere Ionosphere Troposphere Mesosphere ANSWER DOWNLOAD EXAMIANS APP
Physics Stars are held together by Gravitational forces Magnetic forces Ionic forces Electrical forces Gravitational forces Magnetic forces Ionic forces Electrical forces ANSWER DOWNLOAD EXAMIANS APP
Physics The alluminating powers of two sources are compared by A polarimeter A fluxmeter A photometer A spectrometer A polarimeter A fluxmeter A photometer A spectrometer ANSWER DOWNLOAD EXAMIANS APP
Physics The colour of the ocean appears to be blue because the sunlight falling on it is Reflected Diffracted Refracted Scattered Reflected Diffracted Refracted Scattered ANSWER DOWNLOAD EXAMIANS APP
Physics Water cannot be used to extinguish fire caused by electric current, because It may cause hydrolysis It may spoil the wiring It may cause electrocution It may cause electrolysis It may cause hydrolysis It may spoil the wiring It may cause electrocution It may cause electrolysis ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because The ringing is not loud enough The bell jar is too small The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar The ringing is not loud enough The bell jar is too small The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar ANSWER DOWNLOAD EXAMIANS APP