Physics The sky appears blue due to Rayleigh scattering Back scattering Mie scattering None of these Rayleigh scattering Back scattering Mie scattering None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The cover of a solar cooker is made of glass because It retains the heat inside by the green house effect It reflects sun's rays It absorbs sun's rays It rediates heat better than metals It retains the heat inside by the green house effect It reflects sun's rays It absorbs sun's rays It rediates heat better than metals ANSWER DOWNLOAD EXAMIANS APP
Physics In beta decay what is emitted Proton Electron Neutron All of these Proton Electron Neutron All of these ANSWER DOWNLOAD EXAMIANS APP
Physics The function of ball bearings in a wheel is : To increase friction To convert kinetic friction into rolling friction Just for convenience To convert static friction into kinetic friction To increase friction To convert kinetic friction into rolling friction Just for convenience To convert static friction into kinetic friction ANSWER DOWNLOAD EXAMIANS APP
Physics Light houses are places with powerful lights to : Guide and help large crowds at religious gathering during nights Guide and warn the ships coming from different directions in the ocean Indicate to the incoming warships, the location of a harbour during night Guide and resolve traffic jams in crowded metro-cities during nights Guide and help large crowds at religious gathering during nights Guide and warn the ships coming from different directions in the ocean Indicate to the incoming warships, the location of a harbour during night Guide and resolve traffic jams in crowded metro-cities during nights ANSWER DOWNLOAD EXAMIANS APP
Physics Positive feedback is used in Oscillators None of these Amplifiers Rectifiers Oscillators None of these Amplifiers Rectifiers ANSWER DOWNLOAD EXAMIANS APP
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