temperature with respect to the geopotential height at pressure level pi is given by -Ry/g Po To =- Z = P1 Jouol tomnerature and pressure, respectively.
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- A block (unit weight = 19.5 kn/m^3) 0.50m square and 382mm deep floats on a stratified liquid composed of 200mm layer of water above a layer of mercury (s.g. = 13.6) If a downward force of 1200 N is applied to the center of mass of this block, what is the new position of the bottom of the block relative to the mercury surface in mm?A manometer with diameters L and d is used to measure the pressure difference P1 − P2. Both ends experienceatmospheric pressure. Completely derive the correct expression for the pressure difference:2.A vertical triangular surface has a horizontal base of 3 m and an altitude of 4.5 m, the vertex being below the base. If the center of pressure is 15 cm. below the center of gravity, how far is the base below the liquid surface?
- Given data: Depth of Clay layer =4Depth of Sand layer=2unit weight of clay kN/m3=23unit weight of sand kN/m3 =21Ø in both layers=30C´= 0A- Describe buoyancy and explain how metacentric height effects the stability of floating body? B- Explain the phenomenon of Boundary layers developed over solid surface over which fluid flows.a block (unit weight = 19.5 kn/m3) 0.55m square and 479mm deep floats on a stratified liquid composed of a 200mm layer of water above a layer of mercury (s.g. = 13.6). determine the position of the bottom of the block relative to the mercury surface in mm.
- A vertical conduit is carrying oil (S = 0.95). A differential mercury manometer is tapped into the conduit atpoints A and B. Determine the difference in pressure between A and B when h = 3 in. What is thedifference in piezometric head between A and B?This is a mercury U-tube*acceleration = 4.905 m/s^2 to the right What is the gage pressure at A? in kPaCalculate the coefficient of passive earth pressure if the coefficient of active earth pressure is 0.172.
- The tank shown in the figure is 3 m wide into the paper. Neglect atmospheric pressure. Use ?????? = 9.79 kN/m³. Determine the following: A. vertical component of the total hydrostatic force on the quarter circle panel AB in kN B. Resultant hydrostatic force acting on the quarter circle panel AB in kN C. Angle that the resultant hydrostatic force make with the horizontal in degrees.Referring to the basic concepts for studying lateral earth pressures, calculate the magnitude of lateral force resulting from an active soil pressure against the back of a frictionless wall 6 m high. The surface behind the wall is level, with the retained soil having an angle of internal friction equal to 37° and a unit weight of 18 kN/m3.If a triangle of height d and base b is vertical and submerged in liquid with its vertex at the liquid surface (see Fig. 2), derive an expression for the depth of its center of pressure. a) ?/2 b) 4?/3 c) ?/4 d) 3?/4 e) ?/3