Physics Surface tension in a liquid is due to : Adhesive force betweenmolecules Cohesive force between molecules Gravitational force between molecules Electrical force between molecules. Adhesive force betweenmolecules Cohesive force between molecules Gravitational force between molecules Electrical force between molecules. ANSWER DOWNLOAD EXAMIANS APP
Physics Velocity of sound in air does not depend on Pressure of air Density of air Temperature of air Humidity of air Pressure of air Density of air Temperature of air Humidity of air ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not true about X-rays? Travel with the speed of light Have low penetrating power Can be reflected or refracted Can affect photographic plates Travel with the speed of light Have low penetrating power Can be reflected or refracted Can affect photographic plates ANSWER DOWNLOAD EXAMIANS APP
Physics Friction can be reduced by changing from Rolling to Sliding Static to Dynamic Sliding to Rolling Dynamic to Static Rolling to Sliding Static to Dynamic Sliding to Rolling Dynamic to Static ANSWER DOWNLOAD EXAMIANS APP
Physics When a ship enters the sea from a river It rises a little It remains at the same level It sinks a little It rises or sinks depending on the material it is made of It rises a little It remains at the same level It sinks a little It rises or sinks depending on the material it is made of ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in Fahrenheit) pure water freezes? 32 48 37 32 48 37 ANSWER DOWNLOAD EXAMIANS APP