Physics Speed of sound is the greatest in : Air Glass Water Glycerine Air Glass Water Glycerine ANSWER DOWNLOAD EXAMIANS APP
Physics Man perceives sound vibrations in the frequency ranges of 11 – 20 Hz 6 – 10 Hz 20 – 20000 Hz 0 – 5 Hz 11 – 20 Hz 6 – 10 Hz 20 – 20000 Hz 0 – 5 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics The motion of a freely falling body is an example of ________ accelerated motion. Non-uniformly Uniquely Uniformly Specially Non-uniformly Uniquely Uniformly Specially ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of water in the sea is due to Absorption of other colours except blue by water molecules Reflection of blue sky by sea water Reflection of blue light by impurities in sea water Scattering of blue light by water molecules Absorption of other colours except blue by water molecules Reflection of blue sky by sea water Reflection of blue light by impurities in sea water Scattering of blue light by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics When an electric bulb breaks, there is an explosive sound. That is due to The chemical reaction between the gases inside the bulb The compressed gases inside rushing out suddenly The air outside rushing in to fill the vacuum inside the bulb None of these The chemical reaction between the gases inside the bulb The compressed gases inside rushing out suddenly The air outside rushing in to fill the vacuum inside the bulb None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Full form of CFL used in place of electric bulbs is Compact fluorescent lamp Closed fluorescent lamp Constantan filament lamp Closed filament lamp Compact fluorescent lamp Closed fluorescent lamp Constantan filament lamp Closed filament lamp ANSWER DOWNLOAD EXAMIANS APP
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