Physics The blue colour of water in the sea is due to 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 Absorption of other colours except blue by water molecules ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because The glass of the bell jar absorbs the sound waves The ringing is not loud enough The bell jar is too small There is no air or any other gas in the bell jar The glass of the bell jar absorbs the sound waves The ringing is not loud enough The bell jar is too small There is no air or any other gas in the bell jar ANSWER DOWNLOAD EXAMIANS APP
Physics Scalar Quantities are Physical quantities which have no magnitude only and only direction Physical quantities which have no magnitude and no direction Physical quantities which have magnitude only and direction Physical quantities which have magnitude only and no direction Physical quantities which have no magnitude only and only direction Physical quantities which have no magnitude and no direction Physical quantities which have magnitude only and direction Physical quantities which have magnitude only and no direction ANSWER DOWNLOAD EXAMIANS APP
Physics In the Earth, the weight of a body is maximum at the North Pole Equator Surface South Pole North Pole Equator Surface South Pole ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following statements is true when we see ''rainbow' ? In light rainfall, we face Sun The sky remains clear and the sun is at lower position in the sky We face sun and raindrops The Sun remains behind us and we face raindrops In light rainfall, we face Sun The sky remains clear and the sun is at lower position in the sky We face sun and raindrops The Sun remains behind us and we face raindrops ANSWER DOWNLOAD EXAMIANS APP
Physics A body of mass 2 kg is thrown upward with initial velocity of 20 m/s. After 2 seconds, its kinetic energy will be : (g = 10 m/s2) 100 J 400 J 200 J 0 J 100 J 400 J 200 J 0 J ANSWER DOWNLOAD EXAMIANS APP