A displacer with a diameter of 8 in is used to measure changes in water level. If the water level changes by 1 ft what the change in force by the force sensed by the force sensor?
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A displacer with a diameter of 8 in is used to measure changes in water level. If the water level changes by 1 ft what the change in force by the force sensed by the force sensor?
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- The figure shows a sensor indicating a gauge pressure reading of 1.5 kPa. The fluids are at 20°C Determine: a) the height hb. b) the height hc.The specific weight of air is 12.0 N/m3.If the kinetic viscosity of a fluid is 6 stokes and specific gravity is 1.9, then dynamic viscosity of the fluid in poise isA company has several sensors in storage silos to detect the total pressure in the silos to ensure the tanks will not leak. Each tank is designed to withstand a maximum total pressure of 5.8 atmospheres [atm]. An engineer wants to use one of the silos to store liquid nitric acid, which has a density of 97 pound-mass per cubic foot [lbm/ft3]. If the tank is filled to a depth of 80 feet [ft], how much surface pressure in units of atmospheres [atm] can be applied to the top of the liquid inside the tank without exceeding the maximum total pressure of the silo?
- At one point in a pipeline the water's speed is 3.00 m/sand the gauge pressure is 5.00×10^4 Pa a) Find the gauge pressure at a second point in the line, 11.0 mm lower than the first, if the pipe diameter at the second point is twice that at the first. Express your answer in kilopascals.1.When a double-bottom tank is full of fresh water it holds 120 tonnes.Find how many tonnes of ol of relative density 0.84 it will hold. 2. A tank measures 20 m. X 24m X 10.5 m. and contains oil of relative density 0.84.Find the mass of oll it contains when the ullage is 2.bm. (Ulage is the distance from the surface of the liquid in the tank to the top of the tank)The sketch shows an oil manometer that is connected between two pipes which transport water. The density of water can be taken as 998kg/m3, the specific gravity of glycerol is 0.76 and atmospheric pressure is 100 kPa. The respective dimensions (as shown on the sketch) are given below: h1 = 0.17 m h2 = 350 mm h3 =15cm. If the pressure gauge gives a reading of 19 kPa, what is the absolute pressure in pipe B?
- A differential equation encountered in the vibration of beams is d4ydx4=2D where x = distance measured along the beam; [x]=[L] y = displacement of the beam; [y]=[L] = circular frequency of vibration; []=[T1] = mass of the beam per unit length; []=[ML1] D = bending rigidity of beam; [D]=[FL2] Show that the equation is dimensionally homogeneous. Note that [F]=[MLT2] see Eq. (1.21:).Q1 Determine the minimum size of glass tubing that can be used to measure water level, if the capillary rise in the tube is not to exceed 0.3 mm. Take surface tension of water in contact with air as 0.0735 N/m. A U-tube is made up of two capillaries of bores 1.2 m and 2.4 mm respectively. Q2) The tube is held vertical and partially filled liquid of surface tension 0.06 N/m and zero contact angle. If the estimated difference in the level of two menisci is 15 mm, determine the density the liquid. Q10) In measuring the unit energy of a mineral oil (specific gravity = 0.85) by the bubble method, a tube having an internal diameter of 1.5 mm is immersed to depth of 12.5 mm in oil. Air is forced through the tube forming a bubble at the lower end. What magnitude of the unit surface energy will be indicated by a maximum bubble pressure intensity of 150 N/m.If a pool is irregularly shaped and a person being assessed has a weight mg= 800 N but weighs Fn= 40N while submerged. Assuming a residual volume Vres= 1.4 L= 0.0014 m^3. a. What is their average density b. What percentage of their body volume would be above water, while floating? c. What is their bodys volume d. How much more buoyant force would they experience with their lungs holding a full six liters? What percentage of thheir body volume would be above water now?