Physics Which of the following has the highest frequency? X-rays Microwaves Radio waves Cosmic rays X-rays Microwaves Radio waves Cosmic rays ANSWER DOWNLOAD EXAMIANS APP
Physics A car parked in the sun with its windows closed gets terribly hot inside. This is due to The good conducting power of the metal body The greenhouse effect The double layered wind shield The heat emitted by the engine The good conducting power of the metal body The greenhouse effect The double layered wind shield The heat emitted by the engine ANSWER DOWNLOAD EXAMIANS APP
Physics A small gap is left at the joints of rails in a railway track to Keep the rails equidistant Control the speed of train Avoid the heating of tracks to high temperature Avoid the tracks being distorted due to seasonal temperature variation Keep the rails equidistant Control the speed of train Avoid the heating of tracks to high temperature Avoid the tracks being distorted due to seasonal temperature variation ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is preferred for accelerating electrons? Betatron Cyclotron Van de Graft Generator Synchrotron Betatron Cyclotron Van de Graft Generator Synchrotron ANSWER DOWNLOAD EXAMIANS APP
Physics If an empty cylinder is half filled with a liquid, its center of gravity is Shifted downwards Shifed neither upward nor downward Shifted upward or downward depending on the density of the liquid Shifted upwards Shifted downwards Shifed neither upward nor downward Shifted upward or downward depending on the density of the liquid Shifted upwards ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a result of Surface tension ? Capillary action Viscosity Radiation Gravitational pull Capillary action Viscosity Radiation Gravitational pull ANSWER DOWNLOAD EXAMIANS APP
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