A water storage tank is vented to the atmosphere. A pressure gage is used to measure the tank level. What is the liquid level in the tank when the pressure gage reads 9.5 psig. The water density is 62.4 lbm/ft3
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- The input piston on a hydraulic lift has area A =1.5×10-4m2 and the lift plunger has area A. =4.5× 10-2m2. The car and plunger have a combined mass of 1900 kg. Pushing down the input piston lifts the car on the output plunger. A1 a. Find the hydraulic pressure needed to raise the car at constant speed. b. Find the force needed on the input piston. c. The input piston is pushed down 0.5 m. What is the work done on the car by the lift plunger? d. Explain how the lift can raise a car with such a small force.If the input pressure F1 is 12N and the piston at point 1 has a diameter of 10mm, How much is the output pressure F2 if the output piston has a diameter of 200mm? answer in Newtons * input F1 applied small output F2 large force force piston 1 piston 2 piston area hydraulic FLUID piston A2 area А1 fluidYour mission is to determing the value of gravity g for an unknown planet. To do this you have a tank with a maximum height of 4.00 m and a fluid with a density of 1200 kg/m3. A pressure gauge at the bottom of the tank measures a gauge pressure of 21.8 kPa. What is the gravity g? Assume 3 significant digits. A. 2.27 m/s2 B. 4.54 x10-3 m/s2 C. 2.27 x10-3 m/s2 D. 5.45 x10-3 m/s2 E. 5.45 m/s2 F. 45.4 m/s2 G. 22.7 m/s2 H. 4.54 m/s2
- A pressurized tank supplies water to a hose. The hose rises h=1.3 m above the tank before spraying water a speed of 6.0 m/s. What is the pressure in the tank? (Patm= 1.013x105)Motor oil, with a viscosity of 0.25 N.s/m2, is flowing through a tube that has a radius of 4.0 mm and is 2.0 m long. The drop in pressure over the length of the tube is 200 kPa. What is the average speed of the oil?Consider the pressure on a shot putter's hand as he throws the heavy shot. a. Calculate the average pressure, in newtons per square meter, exerted on the palm of a shotputter’s hand by the shot if the area of contact is 49.5cm2 and he exerts a force of 790 N on it. b. What is the ratio of this pressure to the atmospheric pressure?
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- An airplane is pressurized with air to 650 mmHg. a. If air is 21% oxygen, what is the partial pressure of oxygen on the plane? b. If the partial pressure of oxygen drops below 100 mmHg, passengers become drowsy. If this happens, oxygen masks are released. What is the total cabin pressure at which oxygen masks are dropped?The gauge pressure in a liquid at a depth of 2.2 mm is 63.5 kPakPa. What is the gauge pressure kPakPa in the same liquid at a depth of 3.5 mm?A large open tank contains water as shown in the figure. The level of the water in the tank is 8 m from the ground while the circular opening in the side of the tank is 1.5 m above the ground. If the discharge rate at the opening is 75 li/sec, determine the diameter of the opening. 1