Physics Surface tension in a liquid is due to : Gravitational force between molecules Cohesive force between molecules Electrical force between molecules. Adhesive force betweenmolecules Gravitational force between molecules Cohesive force between molecules Electrical force between molecules. Adhesive force betweenmolecules ANSWER DOWNLOAD EXAMIANS APP
Physics Rear view mirror of car is convex or concave? Can't be determined Convex Both A & B Concave Can't be determined Convex Both A & B Concave ANSWER DOWNLOAD EXAMIANS APP
Physics The absolute refractive index of any medium is always: More than one 1 Less than one More than one 1 Less than one ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibres are based on the phenomenon of Total Internal Reflection Dispersion Diffraction Interference Total Internal Reflection Dispersion Diffraction Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following occurred first ? Wright Brothers successfully flew an aircraft Albert Einstein propounded the General Theory of Relativity Max Planck unveiled the Quantum Theory Guglielmo Marconi sent out the first wireless signals Wright Brothers successfully flew an aircraft Albert Einstein propounded the General Theory of Relativity Max Planck unveiled the Quantum Theory Guglielmo Marconi sent out the first wireless signals ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in air Decreases with increase of temperature Increases with decrease of temperature Does not depend on temperature Decreases with decrease of temperature Decreases with increase of temperature Increases with decrease of temperature Does not depend on temperature Decreases with decrease of temperature ANSWER DOWNLOAD EXAMIANS APP