Physics Instrument used to study the behaviour of a vibrating string is : Hygrometer Sonometer Hydrometer Barometer Hygrometer Sonometer Hydrometer Barometer ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon which causes mirage is Diffraction Interference Polarisation Total internal reflection Diffraction Interference Polarisation Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels at the fastest speed in: vacuum water hydrogen glass vacuum water hydrogen glass ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy ? Moon Earth Venus Saturn Moon Earth Venus Saturn ANSWER DOWNLOAD EXAMIANS APP
Physics Acceptable noise level for human ear > 85 db None of these = 85 db < 85 db > 85 db None of these = 85 db < 85 db ANSWER DOWNLOAD EXAMIANS APP
Physics A car parked in the sun with its windows closed gets terribly hot inside. This is due to The greenhouse effect The good conducting power of the metal body The double layered wind shield The heat emitted by the engine The greenhouse effect The good conducting power of the metal body The double layered wind shield The heat emitted by the engine ANSWER DOWNLOAD EXAMIANS APP
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