Physics, 27.07.2019 00:30 carri9789

Avillage maintains a large tank with open top with water. the water can drain out of the tank through a hose of diameter 6.60 cm. the hose ends with a nozzle of diameter 2.20 cm. a rubber stopper is inserted in the nozzle. the water level in the tank is kept 7.50 m above the nozzle. (a) calculate the frictional force exerted by the nozzle on the stopper. (b) the stopper is removed. what mass of water flows from the nozzle in 2 hr?

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Avillage maintains a large tank with open top with water. the water can drain out of the tank throug...