Physics Surface tension in a liquid is due to : Adhesive force betweenmolecules Electrical force between molecules. Cohesive force between molecules Gravitational force between molecules Adhesive force betweenmolecules Electrical force between molecules. Cohesive force between molecules Gravitational force between molecules ANSWER DOWNLOAD EXAMIANS APP
Physics A person lifts luggage of 20 kg from the ground and puts it on his head 2m above the ground. Calculate the work done by him. (g = 10 ) 200J 400J 40J 20 J 200J 400J 40J 20 J ANSWER DOWNLOAD EXAMIANS APP
Physics Mist is caused by Water vapour at low temperature Ice at low temperature Dry ice Carbon-monoxide in solid form Water vapour at low temperature Ice at low temperature Dry ice Carbon-monoxide in solid form ANSWER DOWNLOAD EXAMIANS APP
Physics Anemometer is used to measure Wind velocity Pressure gradient Wind direction Wind speed and time Wind velocity Pressure gradient Wind direction Wind speed and time ANSWER DOWNLOAD EXAMIANS APP
Physics The weight of a body acts through the centre of Both (A) and (B) Gravity Buoyancy Mass Both (A) and (B) Gravity Buoyancy Mass ANSWER DOWNLOAD EXAMIANS APP
Physics Solar cells work on the principle of Photoconductive effect Photosynthesis Photoelectric effect Photovoltaic effect Photoconductive effect Photosynthesis Photoelectric effect Photovoltaic effect ANSWER DOWNLOAD EXAMIANS APP