Physics Sound is heard over longer distances on rainy days because Sound travels slowly in moist air Moist air does not absorb sound Sound travels faster in moist air Moist air absorbs sound Sound travels slowly in moist air Moist air does not absorb sound Sound travels faster in moist air Moist air absorbs sound 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 metals are good conductor of heat metals have higher thermal capacity than plastics plastics have a lower density than metals plastics have a higher thermal conductivity than metals metals are good conductor of heat metals have higher thermal capacity than plastics plastics have a lower density than metals ANSWER DOWNLOAD EXAMIANS APP
Physics Night photography and photopraphy in mist and fog are possible using Infra-red radiation Ultra-violet radiation Gamma radiation Microwave radiation Infra-red radiation Ultra-violet radiation Gamma radiation Microwave radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Tap water is placed in an open pad and allowed to evaporate. After some time the temperature of water Increases slightly Decreases rapidly Decreases slightly Increases to a great extent Increases slightly Decreases rapidly Decreases slightly Increases to a great extent ANSWER DOWNLOAD EXAMIANS APP
Physics What principle/law explains the working of the hydraulic brakes in automobiles ? Bernoulli's law Archimedes' principle Pascal's law Posieulle's principle Bernoulli's law Archimedes' principle Pascal's law Posieulle's principle ANSWER DOWNLOAD EXAMIANS APP
Physics The term ''Isoneph' indicates the lines of equal Salinity Pressure Rainfall Cloudiness Salinity Pressure Rainfall Cloudiness ANSWER DOWNLOAD EXAMIANS APP