Engineering, 01.10.2019 21:00 laceytoyne72

Apressurized ¼-inch-thick cylindrical tank is constructed with a helical weld that makes an angle  = 36.86990 with the longitudinal axis. the tank has a diameter d = 12 inch and is subjected to internal gas pressure p = 320 psi. the allowable tensile and shear stresses are 8000 and 3200 psi, respectively. also the allowable tensile stress normal to the weld is 6000 psi, and the allowable shear stress of the weld is 2800 psi. determine whether the cylindrical portion of the tank is safe. for the analysis, check the following: • the maximum principal stress criterion, • the maximum in-plane shear stress criterion, • the normal and shear stresses of the weld.

Answers: 3

Show answers

Another question on Engineering

Engineering, 04.07.2019 18:10

The filament of an incandescent lamp has a temperature of 2000k. calculate the fraction of radiation emitted in the visible light band if the filament is approximated as blackbody

Answers: 2

Answer

Engineering, 04.07.2019 18:20

Inadequate stores control is not an obstacle to effective work order system. (clo4) a)-true b)-false

Answers: 3

Answer

Engineering, 04.07.2019 18:20

Along 8-cm diameter steam pipe whose external surface temperature is 900c connects two buildings. the pipe is exposed to ambient air at 70c with a wind speed of 50 km/hr blowing across the pipe. determine the heat loss from the pipe per unit length. (b) air at 500c enters a section of a rectangular duct (15 cm x 20 cm) at an average velocity of 7 m/s. if the walls of the duct are maintained at 100c. a) the length of the tube for an exit temperature of the air to be 40 0c. b)the rate of heat transfer from the air. c) the fan power needed to overcome the pressure drop in this section of the duct.

Answers: 1

Answer

Engineering, 04.07.2019 19:10

10 kg of co2 is initially contained at 400 kpa and 300 k. the gas constant for carbon dioxide is 189 j/lkg k) and has a specific heat ratio, k, of 1.289. isentropic expansion then occurs until the pressure is 200 kpa. a) determine the initial volume of co2 in m. b) determine the final temperature in k. c) determine the work done by the system during the expansion kl.

Answers: 2

Answer

You know the right answer?

Apressurized ¼-inch-thick cylindrical tank is constructed with a helical weld that makes an angle ...

Questions