Physics Surface tension in a liquid is due to : 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 Gravitational force between molecules ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is the SI unit of Pressure Power Frequency Weight Pressure Power Frequency Weight ANSWER DOWNLOAD EXAMIANS APP
Physics When a ring of metal is heated what happens to its hole ? It expands or contracts according to its coefficient of expansion It expands or contracts according to its diameter Contracts Expands It expands or contracts according to its coefficient of expansion It expands or contracts according to its diameter Contracts Expands ANSWER DOWNLOAD EXAMIANS APP
Physics To measure the speed of an approaching car a police officer shines Radio waves on it Ultra high frequency waves on it Microwaves on it Light waves on it Radio waves on it Ultra high frequency waves on it Microwaves on it Light waves on it ANSWER DOWNLOAD EXAMIANS APP
Physics Out of the following pairs, which one does not have identical dimension? Work and Torque Moment of inertia and moment of a force Angular momentum and Planck's constant Impulse and Momentum Work and Torque Moment of inertia and moment of a force Angular momentum and Planck's constant Impulse and Momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of different masses are dropped simultaneously from the top of a building Depends on the composition of the stone Larger stone reaches the ground earlier Both the stones reach the ground at the same time Smaller stone reaches the ground earlier Depends on the composition of the stone Larger stone reaches the ground earlier Both the stones reach the ground at the same time Smaller stone reaches the ground earlier ANSWER DOWNLOAD EXAMIANS APP
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