Find the maximum height achieved by a ball thrown upward with velocity 20 m/s Take g=10 m/s2.
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Q: Find the maximum height achieved by a ball thrown upward with velocity 20 m/s. Take g=10 m/s2
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- If the relation between speed (u) and density (k) is given by: u = ae-bk where a and b are constants. (e=natural base logarithm) Determine the maximum flow.A toy car is propelled by water that squirts from an internal tank at a constant 6 ft/s relative to the car. The weight of the empty car is 0.4 lb and it holds 2 lb of water. Neglecting other tangential forces, determine the top speed of the car.In the figure, the velocity of the water jet coming out of the 2.5 cm stationary fountain is given as 16 m / s to the right. What is the Frx force (N) that the water jet exerts on the car in the horizontal direction at the moment the speed of the car is 10 m / s to the right?
- Two rivers merge to form a larger river as shown in the figure. At a location downstream from the junction (before the two streams completely merge), the non-uniform velocity profile is shown and the depth is 6 ft. Determine the value of V.A wind turbine has a rotor blade diameter of 10 m. If the turbine receives a maximum wind speed of 3.4 m/s, determine the maximum power available at the turbine. Assume ρ = 1.293 kg/m^3.Answer is: V = 14.17 ft/s
- A cylindrical tank of diameter 0.8 meter is completely filled with water and its top surface is open to the atmosphere as shown in the figure. Water is being discharged to the atmosphere from a circular hole of diameter 15 mm located at the bottom of the tank. Take value of gravitational acceleration as 9.81m/s2. Calculate the time (in seconds) required to drop water level from 1 m to 0.5 m in the tank.A circular tank of diameter 3 m contains water up to a height of 4 m. The tank is provided with an orifice of diameter of 0.4 m at the bottom. Find the time taken by water to fall from 4 m to 2m. Take Cd= 0.60include your free body diagrama.84.7 seconds b.47.8 seconds c.24.8 seconds d.43.8 secondsTwo water streams of the same size and speed crash like in the picture. Determine the speed V of the resultant combined stream. Gravity can be ignored. Express the result in [ft/s]
- An elbow deflects water upward and discharges it to the atmosphere at a specific rate. Determine the gage pressure at the inlet of the elbow and the anchoring force needed to hold the elbow in place. (gage pressure at the outlet is zero)A high diver is performing a dive from a 10-meter platform. The diver jumps off the platformwith an initial vertical velocity of 5 m/s in the direction shown in the figure below. Calculate how long ittakes the diver to reach the water surface, and the magnitude and direction of the velocity of the diver atthat moment.From the figure, the piston is pushed into the cylinder. If the average speed of Fluid moving up to 5 m/s. Calculate the velocity v of the piston while it is moving into the cylinder.