Physics Which of the following has the highest frequency? Cosmic rays Radio waves Microwaves X-rays Cosmic rays Radio waves Microwaves X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound is the greatest in : Glass Water Glycerine Air Glass Water Glycerine Air ANSWER DOWNLOAD EXAMIANS APP
Physics Curie point is the temperature at which A metal loses magnetic properties. A metal loses conductivity Transmutation of metal occurs. Matter becomes radioactive A metal loses magnetic properties. A metal loses conductivity Transmutation of metal occurs. Matter becomes radioactive ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Increases with the increase in angle Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Decreases with the increase in angle of incidence Increases with the increase in angle Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Decreases with the increase in angle of incidence ANSWER DOWNLOAD EXAMIANS APP
Physics In mirrors the back surface is coated with a thin layer of : Mercury Silver nitrate Red oxide Silver Mercury Silver nitrate Red oxide Silver ANSWER DOWNLOAD EXAMIANS APP