Physics Speed of sound is the greatest in : Glycerine Water Glass Air Glycerine Water Glass Air ANSWER DOWNLOAD EXAMIANS APP
Physics At boiling point of liquids, its Temperature increases Temperature remains constant Vapour pressure decreases Atmospheric pressure increases Temperature increases Temperature remains constant Vapour pressure decreases Atmospheric pressure increases ANSWER DOWNLOAD EXAMIANS APP
Physics After long periods of use, a grey spot develops on the inside of a bulb. This is because Dust inside the bulb condenses on the top The heat of the bulb scorches the glass at the top The tungsten filament evaporates and collects there Glass undergoes a change due to the heat Dust inside the bulb condenses on the top The heat of the bulb scorches the glass at the top The tungsten filament evaporates and collects there Glass undergoes a change due to the heat ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used to split white light into different colours ? Convex lens Prism Concave lens Glass slab Convex lens Prism Concave lens Glass slab ANSWER DOWNLOAD EXAMIANS APP
Physics When an electric bulb breaks, there is an explosive sound. That is due to The air outside rushing in to fill the vacuum inside the bulb The compressed gases inside rushing out suddenly The chemical reaction between the gases inside the bulb None of these The air outside rushing in to fill the vacuum inside the bulb The compressed gases inside rushing out suddenly The chemical reaction between the gases inside the bulb None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Water boils at a lower temperature on the hills because It is cold on the hills There is less carbon dioxide on the hills There is a decrease in air pressure on the hills There is less oxygen It is cold on the hills There is less carbon dioxide on the hills There is a decrease in air pressure on the hills There is less oxygen ANSWER DOWNLOAD EXAMIANS APP
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