A 21-ft-long column is made of aluminum alloy 2014-T6. 4 Part A P A. 5.25 in. 0.5 in. x x 10 in. 0.5 in.- 0.5 in. 10 in. If it is pinned at its top and bottom, and a compressive load P is applied at point A, determine the maximum allowable magnitude of P using the equations σ max Express your answer to three significant figures and include appropriate units. P = Value Units ? PA + M + and allow = [ 54000 (KL/r)2
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- A cylindrical specimen of a titanium alloy having an elastic modulus of 107 GPa and an original diameter of 3.8 mm. will experience only elastic deformation when a tensile load of 2000 N is applied. Compute the maximum length of the specimen before deformation if the maximum allowable elongation is 0.42 mmDetermine the maximum allowable spacing s of the nails used to hold the top flange to the web. The beam is constructed from three boards. (Figure 1) Express your answer to three significant figures and include appropriate units. It is subjected to a shear of V = 4.1 kip. Each nail can support a shear force of 620 lb. HA ? St = |1.911 in Submit Previous Answers Request Answer Figure 1 of 1 Part B 1.5 in. Determine the maximum allowable spacing s of the nails used to hold the bottom flange to the web. o10 in Express your answer to three significant figures and include appropriate units. 12 in HẢ V 1 in Sh = 2.275 in A 1.5 in. 6 in.Given: The following data for the Oswald viscometer test were determined. Time Density (g/ml) water 24.27 sec 0.9971 solution 1 38.93 sec 1.0399 solution 2 60.87 sec 1.0830 solution 3 95.26 sec solution 4 157.61 sec 1.1166 1.459 Calculate for the viscosity of the solutions. Describe the relationship between viscosity and density of liquids.
- 5.Measures to observe when measuring viscous liquids include the following, with exception ofa.Use of silicone treated glassware for smaller volume of liquidsb.Pouring from bottle that is not completely filledc.When pouring, do not allow the liquid to run down the inside surface of the graduatesd.Drainage time is longer6.Most accurate balance to use for pharmaceutical analysisa.Household scaleb.Top loading balancec.Analytical balanceTriple beam balanceThe 100-lbf crate is initially stationary. The coefficients of friction between thecrate and the inclined surface are μs = 0.20 and μk = 0.16. Determine whether the crate slips if thehorizontal force F = 90 lbf. If the crate slips, determine how far the crate moves from its initialposition in 2 seconds. Indicate the tendency for motion.After the yield region in the stress-strain curve the strength up to ultimate value because: -Molecules orientation in the direction of applied stress -Molecules fails to withstand the applied stress -Molecules orthogonal to the axis of applied force The following figure shows typical engineering tensile stress vs. strain curves, where: * Stress Strain - Points A, C, E and F correspond to the tensile strength and elongation at yield - Points A, B, D and F correspond to the tensile strength and elongation at break Points A, C, E and F correspond to the tensile strength and elongation at break We
- The lower surface area provides a better surface contact with the solvent, facilitating fasterdissolution. This is indirectly proportional to the substance particle size, indicating a fasterdissolution when a reduction in the particle size is observed. A - If the first statement is TRUE and the second statement is FALSEB - If the first statement is FALSE and the second statement is TRUEC - If both statements are TRUED - If both statements are FALSEA chemistry graduate student is designing a pressure vessel for an experiment. The vessel will contain gases at pressures up to 360.0 MPa. The student's design calls for an observation port on the side of the vessel (see diagram below). The bolts that hold the cover of this port onto the vessel can safely withstand a force of 6.10 MN. pressure vessel OP W bolts cm side view port Calculate the maximum safe diameter w of the port. Round your answer to the nearest 0.1 cm. 0 x10 XIf the rod is to be heated so that it will fit into the hole what will be the temperature in °C? Assume: Your house's temperature is 25°C The length of the rod is around 10 mm linear coefficient of the metal rod is 4.5x10-6 °C and for the stainless steel is 16 x 10-6 °C
- For the figure shown, have the following information: Bar (1) made of bronze E =100 GPa Bar (2) made of aluminum E =70 GPa A= 528 mm? The force in bar (2) is found to be 25 kN in tension, when the load P is applied. a. Compute the stresses in bars 1 & 2. A= 951 mm2 b. Found the deflection of point A. c. Determine the load P. Enter the stress of bar (2) in the box below in MPg upto 4 digits after the decimal point. Do not enter the units in the box. Upload the pdf file in the next question. Only PDF files will be accepted. Any other file will be rejected and will NOT be evaluated. (2) 0.8 m B 0.4 m 1.1 m 0.5 m 0.6 m (1)A Poiseuille flow experiment was carried out to measure the viscosity of air at 298 K. The sample was allowed to flow through a 100 cm tube of internal diameter 1 mm. The high pressure end was at 865 Torr and the low-pressure end was at 760 Torr. The volume was measured at the latter pressure. In 59 seconds a volume of 90.2cm passed through the tube. What is the viscosity (use the unit cp) of air at this temperature?A chemistry graduate student is designing a pressure vessel for an experiment. The vessel will contain gases at pressures up to 130.0 MPa. The student's design calls for an observation port on the side of the vessel (see diagram below). The bolts that hold the cover of this port onto the vessel can safely withstand a force of 3.60 MN. W pressure vessel bolts side View port Calculate the maximum safe diameter w of the port. Round your answer to the nearest 0.1 cm.