Physics The law of conservation of energy states that Energy can either be created or destroyed Energy can neither be created or destroyed Energy can neither be created nor destroyed Energy can either be created nor destroyed Energy can either be created or destroyed Energy can neither be created or destroyed Energy can neither be created nor destroyed Energy can either be created nor destroyed ANSWER DOWNLOAD EXAMIANS APP
Physics Gravitational force is maximum at which place Poles Tropic of cancer Tropic of capricorn Equator Poles Tropic of cancer Tropic of capricorn Equator ANSWER DOWNLOAD EXAMIANS APP
Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Have its shape changed Remain unaffected Decrease Increase Have its shape changed Remain unaffected Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Physics The apparent weight of a man in a lift is less the real weight when : The lift is going up with an acceleration The lift is going up with uniform speed The lift is going down with uniform speed The lift is going down with an acceleration The lift is going up with an acceleration The lift is going up with uniform speed The lift is going down with uniform speed The lift is going down with an acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics Surface tension in a liquid is due to : Gravitational force between molecules Electrical force between molecules. Cohesive force between molecules Adhesive force betweenmolecules Gravitational force between molecules Electrical force between molecules. Cohesive force between molecules Adhesive force betweenmolecules ANSWER DOWNLOAD EXAMIANS APP
Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? They use less oxygen They fly inactively They have extra air sacs Their lungs are very large They use less oxygen They fly inactively They have extra air sacs Their lungs are very large ANSWER DOWNLOAD EXAMIANS APP