Physics A car parked in the sun with its windows closed gets terribly hot inside. This is due to The heat emitted by the engine The greenhouse effect The double layered wind shield The good conducting power of the metal body The heat emitted by the engine The greenhouse effect The double layered wind shield The good conducting power of the metal body ANSWER DOWNLOAD EXAMIANS APP
Physics What principle/law explains the working of the hydraulic brakes in automobiles ? Pascal's law Posieulle's principle Bernoulli's law Archimedes' principle Pascal's law Posieulle's principle Bernoulli's law Archimedes' principle ANSWER DOWNLOAD EXAMIANS APP
Physics The freezing point of fresh water is ________ . 0°C 5°C 3°C 4°C 0°C 5°C 3°C 4°C ANSWER DOWNLOAD EXAMIANS APP
Physics What is unit of Viscosity ? Newton second per square meter Joule per kilogram per Kelvin Coulomb Watt per meter per degree celcius Newton second per square meter Joule per kilogram per Kelvin Coulomb Watt per meter per degree celcius 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 A metal ball and a rubber ball, both having the same mass, strike a wall normally with the same velocity. The rubber ball rebounds and the metal ball does not rebound. It can be concluded that The metal ball suffers greater change in momentum The initial momentum of the rubber ball is greater than that of the metal ball Both suffer the same change in momentum The rubber ball suffers greater change in momentum The metal ball suffers greater change in momentum The initial momentum of the rubber ball is greater than that of the metal ball Both suffer the same change in momentum The rubber ball suffers greater change in momentum ANSWER DOWNLOAD EXAMIANS APP
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