Physics In mirrors the back surface is coated with a thin layer of : Silver nitrate Red oxide Silver Mercury Silver nitrate Red oxide Silver Mercury ANSWER DOWNLOAD EXAMIANS APP
Physics Radioactive elements can be traced out in living cell through a technique called Chromatography Auto radiography All listed here Centrifugation Chromatography Auto radiography All listed here Centrifugation ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works on the principle of Refraction Diffraction Reflection Total internal reflection Refraction Diffraction Reflection Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following waves is used for communication by artificial satellites ? Micro waves Frequency of 1016 series Radio waves M. Micro waves Frequency of 1016 series Radio waves M. ANSWER DOWNLOAD EXAMIANS APP
Physics If a boy sitting in a train, which is moving at a constant velocity, throws a ball straight up into the air, the ball will None of these Fall in front of him Fall into his hand Fall behind him None of these Fall in front of him Fall into his hand Fall behind him ANSWER DOWNLOAD EXAMIANS APP
Physics When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to : Forced vibrations Damped vibrations Refraction Reflection Forced vibrations Damped vibrations Refraction Reflection ANSWER DOWNLOAD EXAMIANS APP
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