Physics A needle or a pin floats on the surface of water because of Viscosity Adhesive force Surface energy Surface tension Viscosity Adhesive force Surface energy Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Materials for rain-proof coats and tents owe their water-proof properties to specific gravity elasticity viscosity surface tension specific gravity elasticity viscosity surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical burns occur principally because of Radiation pulses of the electricity The high energy of electrons All of these The heat generated by the flow of electrical current through the body Radiation pulses of the electricity The high energy of electrons All of these The heat generated by the flow of electrical current through the body ANSWER DOWNLOAD EXAMIANS APP
Physics Tap water is placed in an open pad and allowed to evaporate. After some time the temperature of water Increases slightly Increases to a great extent Decreases rapidly Decreases slightly Increases slightly Increases to a great extent Decreases rapidly Decreases slightly ANSWER DOWNLOAD EXAMIANS APP
Physics Surface tension in a liquid is due to : Electrical force between molecules. Gravitational force between molecules Cohesive force between molecules Adhesive force betweenmolecules Electrical force between molecules. Gravitational force between molecules Cohesive force between molecules Adhesive force betweenmolecules ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will Rise Fall First rise and then fall Remain the same Rise Fall First rise and then fall Remain the same ANSWER DOWNLOAD EXAMIANS APP