Physics Amount of water vapour (gaseous) in a given volume of air (cubic metre) is known as: Relative humidity Mixing ratio Specific humidity Absolute humidity Relative humidity Mixing ratio Specific humidity Absolute humidity ANSWER DOWNLOAD EXAMIANS APP
Physics The waves used in sonography are Infra-red waves Ultrasonic waves Micro waves Sound waves Infra-red waves Ultrasonic waves Micro waves Sound waves 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 Increase Remains the same First decrease and then increase Decrease Increase Remains the same First decrease and then increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Physics Oil rises up the wick in a lamp because Of the diffusion of oil through the wick Of the capillary action phenomenon Oil is very light Of the surface tension phenomenon Of the diffusion of oil through the wick Of the capillary action phenomenon Oil is very light Of the surface tension phenomenon ANSWER DOWNLOAD EXAMIANS APP
Physics Which sources produce alternating current (AC)? Batteries Hydro-electric generators Solar power plants All of these Batteries Hydro-electric generators Solar power plants All of these ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Plastics have a lower density than metals Metals have higher thermal capacity than plastics Metals are good conductors of heat Plastics have a higher thermal conductivity than metals Plastics have a lower density than metals Metals have higher thermal capacity than plastics Metals are good conductors of heat Plastics have a higher thermal conductivity than metals ANSWER DOWNLOAD EXAMIANS APP