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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A gardener holds a pipe of inside cross-sectional area 3.60 cm^2 at a height of 1.50 m from ground. The opening at the nozzle of pipe has cross-sectional area 0.250 cm^2. Water velocity in the segment of the hose that lies on the ground is 50.0 cm/s. a. What is the velocity of water leaving the nozzle? b. What is the thrust force experienced by the gardener due to flow of water through nozzle. c. What is the water pressure in the hose on the ground?

A gardener holds a pipe of inside cross-sectional area 3.60 cm^2 at a height of 1.50 m from ground. The opening at the nozzle of pipe has cross-sectional area 0.250 cm^2. Water velocity in the segment of the hose that lies on the ground is 50.0 cm/s. a. What is the velocity of water leaving the nozzle? b. What is the thrust force experienced by the gardener due to flow of water through nozzle. c. What is the water pressure in the hose on the ground?

The speed of flow past the lower surface of a wing of an areoplane is 50 m/s . what speed of flow over the upper surface will give a dynamic lift of 1000 Pa ? Density of air = 1.3 kg m^3.