Physics The sensation of weightlessness in a spacecraft in an orbit is due to the Acceleration in the orbit which is equal to the acceleration due to gravity outside Fact that spacecraft in the orbit has no energy Presence of gravity outside but not inside the spacecraft Absence of gravity outside Acceleration in the orbit which is equal to the acceleration due to gravity outside Fact that spacecraft in the orbit has no energy Presence of gravity outside but not inside the spacecraft Absence of gravity outside ANSWER DOWNLOAD EXAMIANS APP
Physics Stationary wave is formed by Two waves of same frequency travelling in the same direction Two waves of the same speed superposing A transverse wave superposing a longitudinal wave Two waves of same frequency travelling in the opposite direction Two waves of same frequency travelling in the same direction Two waves of the same speed superposing A transverse wave superposing a longitudinal wave Two waves of same frequency travelling in the opposite direction ANSWER DOWNLOAD EXAMIANS APP
Physics Eclipses occur due to which optical phenomena? Rectilinear propagation Reflection Diffraction Refraction Rectilinear propagation Reflection Diffraction Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics A small drop of oil spreads over water because : Water has a higher surface tension Oil has a higher surface tension Oil has a higher viscosity Water has a higher viscosity Water has a higher surface tension Oil has a higher surface tension Oil has a higher viscosity Water has a higher viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics Atomic hydrogen has a life period of A fraction of a second One hour One day One minute A fraction of a second One hour One day One minute ANSWER DOWNLOAD EXAMIANS APP
Physics If the distance between Sun and Earth becomes double, then the gravitational force on Earth will be Double Same One Fourth Half Double Same One Fourth Half ANSWER DOWNLOAD EXAMIANS APP
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