Physics A person is hurt on kicking a stone due to Reaction Velocity Momentum Inertia Reaction Velocity Momentum Inertia ANSWER DOWNLOAD EXAMIANS APP
Physics In a conductor There is no conduction band The valence band and the conduction band overlap each other The forbidden energy gap is very wide The forbidden energy gap is very narrow There is no conduction band The valence band and the conduction band overlap each other The forbidden energy gap is very wide The forbidden energy gap is very narrow ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in air Decreases with increase of temperature Decreases with decrease of temperature Increases with decrease of temperature Does not depend on temperature Decreases with increase of temperature Decreases with decrease of temperature Increases with decrease of temperature Does not depend on temperature ANSWER DOWNLOAD EXAMIANS APP
Physics A copper disc has a hole. If the disc is heated, the size of the hole Increases Decreases First increases and than decreases No change Increases Decreases First increases and than decreases No change ANSWER DOWNLOAD EXAMIANS APP
Physics Supersonic plane fly with the speed less than the speed of sound of light of sound greater than the speed of sound less than the speed of sound of light of sound greater than the speed of sound 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 have higher thermal capacity than plastics metals are good conductor of heat plastics have a higher thermal conductivity than metals plastics have a lower density than metals metals have higher thermal capacity than plastics metals are good conductor of heat ANSWER DOWNLOAD EXAMIANS APP