Physics Solids have definite shapes.This is because The forces of adhesion are large The forces of adhesion are less The forces of cohesion of the molecules within are very much less in them The forces of cohesion are very large The forces of adhesion are large The forces of adhesion are less The forces of cohesion of the molecules within are very much less in them The forces of cohesion are very large ANSWER DOWNLOAD EXAMIANS APP
Physics Period of oscillation of 3 cm microwaves in seconds is 1 × 10–10 0.001 1 × 1010 0.01 1 × 10–10 0.001 1 × 1010 0.01 ANSWER DOWNLOAD EXAMIANS APP
Physics The optical phenomenon that is primarily responsible for the observation of rainbow on a rainy day is Interference Diffraction Reflection Dispersion Interference Diffraction Reflection Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics The centre of gravity of a sprinter during the race lies Behind his feet At the centre of the body To the left side of the body Ahead of his feet Behind his feet At the centre of the body To the left side of the body Ahead of his feet ANSWER DOWNLOAD EXAMIANS APP
Physics A solid needle placed horizontally on the surface of the water floats due to Surface tension of water Viscosity of water Water pressure Capillary action Surface tension of water Viscosity of water Water pressure Capillary action ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these is not a simple machine? A pair of scissors A lever The pulley A ramp A pair of scissors A lever The pulley A ramp ANSWER DOWNLOAD EXAMIANS APP
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