When a 3 Ib weight is placed on the end of a floating wooden beam, the beam tilts at an angle 0= 1.7 with its upper right comer at the surface, as shown in the figure. The floating wooden beam having the dimensions of 8 in x 8 in x 10 ft. What is the buoyant force in Ib? 3 Ib Water 10 ft 8 in x 8 in
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- A horizontal force P acts on the top of the 30 N block having a width of 25 cm and a height of 50 cm. If the coefficient of friction between the block and the plane is 0.33. a. What is the value of P for motion to impend? b. Is the motion will impend due to overturning?A horizontal force P acts on the top of the 30N block having a width of 25 cm and a height of 50 cm. If the coefficient of friction between the block and the plane is 0.33. What is the value of P for motion to impend?As shown in this image, water fills a tank with a sloped side, which has a flat, rectangular gate of height 6-ft and width 7-ft. The hinge along the top allows the gate to open when a force P is applied. If you neglect friction and the weight of the gate, what is force, P, in lb-f required to open the gate?
- The figure shows the water pressure acting on the sides of a dam that is 20-m long. Determine the resultant forceof the water pressure acting on the dam and find the point where it crosses the y-axisHydrostatic force on submerged bodies When a hydrometer as shown having a stem diameter of 0.30 in. is placed in water, the stem protrudes 3.15 in. above the water surface. If the water is replaced with a liquid having a specific gravity of 1.10, how much of the stem would protrude above the liquid surface? The hydrometer weighs 0.042 lb.A cross-section of a tank with a width 5 m (into the page) is filled with water. A quarter cylindrical structure in one wall protrudes into the tank as shown in the Figure. The distances AB, and BC are 4 m and 1 m respectively. i)Calculate the size and centre of pressure of the vertical hydrostatic force on the surface BC. ii)Calculate the size and centre of pressure of the vertical hydrostatic force on the surface CD.
- The cylinder in the figure below, having a mass of 100 kg is to besupported by the cord that wraps over the pipe. Determine the largest vertical force F that can be applied to the cord without moving the cylinder. The cord passes two times over the pipe (take β = 540° and μS = 0.3).A homogeneous cylindrical wooden beam, with diameter of 48 cm, length of 3 m and mass of 100 kg, is hung horizontally by means of two 2 m ropes, as shown in the figure. The beam is released from rest in the position where each rope makes an angle of 60° with the horizontal. Determine the tension and angular acceleration of each rope at the exact moment the beam is released from rest.A tank in figure C is accelerated to the right and the width of the tank is 1 m. Determine the acceleration needed to cause the free surface to touch point A. What is the pressure at point B? Determine the equivalent hydrostatic force acting on the wall of the tank at the side of point B.
- Problem 7. Figure shows a dam 30.5m long that retains 8m of fresh water and is inclined at an angle 0 of 60’’. Calculate the magnitude of the resultant force on the dam.a. 18.06 MNb. 16.06 MNc. 14.06 MNd. 12.06 MNe. 11.06 MNf. 8.06 MNGiven that P = 980 lb and Q = 79 lb. Determine the resultant of the two forces.A 65 cm cube weighing 2.5KN is lowered in a tank containing 1.50 m of water below 1.20 m of oil of specific gravity 0.82. If the sides of the cube remain vertical: a. How much of the cube projects above the oil-water interface? b. What is the total hydrostatic force acting on the side of the cube?