Physics In the atmosphere ultraviolet rays are absorbed by Nitrogen Ozone Helium Oxygen Nitrogen Ozone Helium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following ray has minimum wavelength Cosmic ray X-rays Gamma ray Utraviolet ray Cosmic ray X-rays Gamma ray Utraviolet ray ANSWER DOWNLOAD EXAMIANS APP
Physics Necessary element of change in solar energy to electrical energy Tantelum Berillium Silicon Pure Copper Tantelum Berillium Silicon Pure Copper ANSWER DOWNLOAD EXAMIANS APP
Physics When a vehicle passes, TV reception gets distorted. This is because Vehicle pollution affects the performance of the TV components Metal reflects radiowaves Spark plug creates electromagnetic disturbances Modern vehicles use electroignition system Vehicle pollution affects the performance of the TV components Metal reflects radiowaves Spark plug creates electromagnetic disturbances Modern vehicles use electroignition system ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a property of heavy water ? Density of heavy water is higher than that of ordinary water Freezing point of heavy water is higher than that of ordinary water It produces corrosion Boiling point of heavy water is lower than that or ordinary water Density of heavy water is higher than that of ordinary water Freezing point of heavy water is higher than that of ordinary water It produces corrosion Boiling point of heavy water is lower than that or ordinary water ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of mirror is used in the head lights of vehicles ? Concave mirror Convex mirror Plane mirror Parabolic mirror Concave mirror Convex mirror Plane mirror Parabolic mirror ANSWER DOWNLOAD EXAMIANS APP