Physics Which one is the unit of surface tension of a liquid Newton /m2 None of these Joule/ mm Electron volt /cm2 Newton /m2 None of these Joule/ mm Electron volt /cm2 ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted. Rough white Shining white Shining black Rough black Rough white Shining white Shining black Rough black ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Formation of pure spectra Formation of impure spectra Persistence of vision Principle of complementary colour Formation of pure spectra Formation of impure spectra Persistence of vision Principle of complementary colour ANSWER DOWNLOAD EXAMIANS APP
Physics The wave theory of light can explain Black body spectrum Interference of light Comptom effect Photoelectric effect Black body spectrum Interference of light Comptom effect Photoelectric effect ANSWER DOWNLOAD EXAMIANS APP
Physics In a optical fibre cable, the signal is propagated along the Inner Core Both core and cladding Surface and cladding Cladding Inner Core Both core and cladding Surface and cladding Cladding ANSWER DOWNLOAD EXAMIANS APP
Physics Why are we able to hear short wave broadcasts better than long wave broadcasts ? Short waves are unaffected by atmospheric disturbances. Short wave broadcasts are made by nearby radio stations. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short waves are unaffected by atmospheric disturbances. Short wave broadcasts are made by nearby radio stations. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. ANSWER DOWNLOAD EXAMIANS APP
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