37 T1 The rod with a mass of 50 kg in the figure above is homogeneous and its length is 10 m. Since the system is in equilibrium 60kg
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Q: Example ( 8) Steel tube shaft having length 3mm and diameter 50mm subjected to axial compressive…
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Q: 6.12 ft Į D 0.88 G_4.24 ft F C K T 12.12 + Xo | A 45° 14 ft 12 1 3 ft 4.24 ft Referring to the…
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Q: A transmission tower shown below is subjected to lateral loads as shown. A =3.7 kN, B =4.6 kN, C…
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7-According to the question in the figure, what is the T1 stretch? |
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- Explain which kind of microstructures you expect to observe at room temperature if an iron-carbon alloy of eutectoid composition is cooled down following the red and blue curves. 800 727° 700 Coarse pearlite 600 a+ FeC Fine pearlite 500 y+ a+ Fe,C 400 Bainite 300 M5- 200 so - Mo 100 1 sec 1 min 1 hour 1 day 102 103 104 105 0.1 10 Time, secondsThe aluminum tube AB of cross section has a fixed support on the base and is supported by a pin at the top of a horizontal beam supporting a load Q = 200 kN. Determine the required thickness t of the tube if its outside diameter for 100 mm and the necessary safety factor in relation to Euler buckling for n = 3.0 (assuming A = 72 GPa). I know the answer, but I cannot understand the critical charge formula. I don't know why to use the constant 2.046 in the formula, can you please show me?At room temperature (20°C) a 0.5-mm gap exists between the ends of the rods shown. At what temp will the two rods just touch one another?
- A square high-density polyethylene [a = 158 × 10-6/°C] plate has a width of 295 mm. A 177 mm diameter circular hole is located at the center of the plate. If the temperature of the plate increases by 45°C, determine: (a) the change in width of the plate. (b) the change in diameter of the hole. Answer: (a) Aw= (b) Ad = i i mm mmSelect the correct FBD of particle A. 30° A. 40° 100 kgResultant of a Nonconcurrent, Coplanar Force System Example: Determine the resultant of the coplanar force system shown and locate it with respect to O. 130 N 2 m 1 m 2 m 40 N -3 m Im 100 N
- Locate the centroid of the volume of the solid shown where a hemesphire of radius r is mounted on top of a right circular cylinder of the same radius and altitude h1) A phosphor-bronze spring has the following dimensions: Length of strip = 400 mm Thickness of strip = 0.075 mm Width of strip = 0.5 mm The Young's modulus of phosphor-bronze is 12× 109 kg/m2. Estimate the torque exerted by the spring when it is turned through 90°. %3D [Ans. 0.83 x 10–6 kgm]For a certain ionic bond, energy - interionic distance relationship is given by the following equation: 5.657x103 1.25x105 U=- p12 r is intermolecular distance in nm and U is in Joule (KJ). a) Determine the equilibrium distance ( ro) where the bond is most stable. 00.987 nm 00.601 nm 00.760 nm 00.4051 nm b) Determine the minimum Potential energy (Umin). O-0.850 KJ/mol
- Scission can be defined as. a. The loss of fragments from the surfaces of ceramic materials due to internal or residual stress b. An increase in the volume of a polymeric materials caused by the absorption of glass or liquid. c. The formation of crystalline regions in amorphous network ceramics. d. The fracture of long chain molecules in polymers subjected to neutron irradiation or radiation by ultraviolet lightDoes the size of an ion affect the magnitude of the activity for varying ionic strengths? Does the activity coefficient depend on whether the ion is a cation or an anion?If the body shown is in equilibrium, then which of the following is not a correct set of equilibrium eqation?