Physics We feel cool when we sit near the fan, this is because Fan gives cool air. Fan cools surrounding air. We feel cool when air touches the body. Air vapourises the sweat on our body. Fan gives cool air. Fan cools surrounding air. We feel cool when air touches the body. Air vapourises the sweat on our body. ANSWER DOWNLOAD EXAMIANS APP
Physics A boat loaded with rocks floats in the middle of a swimming pool. A man in the boat throws the rocks overboard. The level of water in the pool will Remains the same First decrease and then increase Increase Decrease Remains the same First decrease and then increase Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when a room temperature is 15oC, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15oC, because plastics have a higher thermal conductivity than metals plastics have a lower density than metals metals are good conductor of heat metals have higher thermal capacity than plastics plastics have a higher thermal conductivity than metals plastics have a lower density than metals metals are good conductor of heat metals have higher thermal capacity than plastics ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the shortest wavelength? Gamma rays Radio waves Microwaves Infrared rays Gamma rays Radio waves Microwaves Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics stars which appear single to the naked eye but are double when seen through a telescope are novas and supernovas asteroids quasars binaries novas and supernovas asteroids quasars binaries ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of sound energy into electrical energy is done by Microphone Loudspeaker Gramophone Solar cell Microphone Loudspeaker Gramophone Solar cell ANSWER DOWNLOAD EXAMIANS APP