Physics The velocity of heat radiation in vacuum is Equal to that of light Less than that of light Equal to that of sound Greater than that of light Equal to that of light Less than that of light Equal to that of sound Greater than that of light ANSWER DOWNLOAD EXAMIANS APP
Physics For Gamma radiation, what stops its penetrating abilities? All of these Concrete Lead Steal All of these Concrete Lead Steal ANSWER DOWNLOAD EXAMIANS APP
Physics In a filament type light bulb most of the electric power consumed appears as Ultra-violet rays Visible light Infra-red rays Fluorescent light Ultra-violet rays Visible light Infra-red rays Fluorescent light ANSWER DOWNLOAD EXAMIANS APP
Physics At boiling point of liquids, its Temperature increases Atmospheric pressure increases Temperature remains constant Vapour pressure decreases Temperature increases Atmospheric pressure increases Temperature remains constant Vapour pressure decreases ANSWER DOWNLOAD EXAMIANS APP
Physics Friction is caused by the ________ on the two surfaces in contact. Smoothness Irregularities Densities Gaps Smoothness Irregularities Densities Gaps 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