Physics Atomic hydrogen has a life period of One minute One hour One day A fraction of a second One minute One hour One day A fraction of a second ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is broader at the base To withstand pressure that is increased with atmospheric pressure To withstand pressure that increases with depth To withstand pressure that increases in a horizontal plane Because streamlining is required To withstand pressure that is increased with atmospheric pressure To withstand pressure that increases with depth To withstand pressure that increases in a horizontal plane Because streamlining is required ANSWER DOWNLOAD EXAMIANS APP
Physics When a ring of metal is heated what happens to its hole ? It expands or contracts according to its diameter Expands Contracts It expands or contracts according to its coefficient of expansion It expands or contracts according to its diameter Expands Contracts It expands or contracts according to its coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Physics A bullet of mass 10gm is fired with a velocity of 40 m/s from a gun of mass 8 kg. Find the recoil velocity (in m/s) of the gun. 0.1 4 0.05 2 0.1 4 0.05 2 ANSWER DOWNLOAD EXAMIANS APP
Physics If a band is played on the moon the sound will Reverberate Be heard by us faintly Not be heard at any distance at all from it Be heard upto 10km from it Reverberate Be heard by us faintly Not be heard at any distance at all from it Be heard upto 10km from it ANSWER DOWNLOAD EXAMIANS APP
Physics When an electric bulb breaks, there is an explosive sound. That is due to 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 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 ANSWER DOWNLOAD EXAMIANS APP
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