4) Weights of bodies M& N are 1000 and 750 kN respectively. Determine all reactions on smooth surfaces and between body M & body N ? smooth surface J45- smooth surface redm smooth surface
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- Repeat Prob. 4.152 assuming that the 400-kN force is applied at O instead of L.The bulk modulus and density of a liquid are Ev = 1.44 GN/m2 and p=880kg/m3 respectively. Determine the increase in its density if it is subjected to a pressure increase of 900 kPa.Q2/ How much fluid is required to raise the pressure in a thin cylinder of length 3 m, internal diameter 0.7 m, and wall thickness 12mm by 70kN/m*? E = 210GN/m* and v = 0.3 for the material of the cylinder and K = 2.1 GN/m* for the fluid.
- What are the reaction forces on the latch an djoint in the gate below? And in case thefloodgate is reversed (concave)? *The gate is a cylinder room with length L = 5 mWater at 30ºC is able to climb up a clean glass of 0.2 mm diameter tube due to surface tension.The water-glass angle is 0º with the vertical. How far up the tube does the water climb? At 30 ºC water surface tension = 0.0718 N/m and density = 996 kg/m3A hydraulic cylinder filled with water has an inside diameter of 1.0 in and a length of 2.0 ft. How many pounds of force must be applied to a piston at the end of the cylinder to compress the water by 0.1 in? Take the bulk modulus of water to be K=312,000 psi.
- The distance between the centers of the two arms of a U-tube open to the atmosphere is 30 cm, and the U-tube contains 20 cm high alcohol in both arms. Now the U-tube is rotated about the left arm at 4.2 rad/s. Determine the elevation difference between the fluid surfaces in the tow arms. Include the free body diagram in your solution. a.0.96 m b.0.67 m c.0.33 m d.0.81 mThe dam for a lake is designed to withstand the additional force caused by silt that has settled on the lake bottom. Assuming that silt is equivalent to a liquid of density ρs = 1.76 X 10 kg/m' and considering a l-m-wide section of dam. determine the percentage increase in the force acting on the dam face for a silt accumulation of depth 2 m.Fig. P5. 86A man is standing on a board on a frozen lake where there is no friction between the board and the ice surface. Tha man's mass is 2 m and the boaf's mass is 4 m. The board has length L. He walks from 1/5 Lfrom the left end of the board to 1/5 L from the right end of the board. How far and in which direction does the board move during this process?
- 5. What is the pressure at the bottom of the 7.5 m tall storage tank of fluid at 25°C? Assume that the fluid is gasoline with atmospheric pressure 101 kPa on the top surface. Repeat the question for the liquid refrigerant R- 134a when the top surface pressure is 1 MPa. The densities of the liquids are: pgasoline = 750 kgm; PR-134a = 1206 kg/m2. %3DThe density of a floating object can be determined by tying just enough weight to the object to submerge it completely, and then weighing the weights and object separately in the air. Consider a wood log that weights 1600 N in air. It is found that it takes 42 kg of lead (????? = 11,300 ?? ?3 ⁄ ) to just submerge the log in the water (i.e. to achieve neutral buoyancy). For the conditions given, find thefollowing:a. The volume of the log in m3.b. The average density of the log in kg/m3For this problem, take the density of water to be ?????? = 1000 ??/ ?3.Q 244 What are the reaction forces on the latch an djoint in the gate below? And in case thefloodgate is reversed (concave)? *The gate is a cylinder room with length L = 5 m