Q: A spherical balloon is filled with a gas. The outer diameter
A spherical balloon is filled with a gas. The outer diameter of the balloon is 20 in. and the thickness is 0.012 in. Calculate the maximum permissible pressure in the balloon if the allowable tensile...
See AnswerQ: A fire extinguisher tank is designed for an internal pressure of 825
A fire extinguisher tank is designed for an internal pressure of 825 psi. The tank has an outer diameter of 4.5 in. and thickness of 0.08 in. Calculate the longitudinal stress, the circumferential str...
See AnswerQ: A wood beam with a cross section 4 × 6 in.
A wood beam with a cross section 4 × 6 in. is simply supported at A and B. The beam has a length of 9 ft and is subjected to point load P = 5 kips at mid-span. Calculate the state of stre...
See AnswerQ: A W 12 × 35 steel cantilever beam is subjected to an
A W 12 × 35 steel cantilever beam is subjected to an axial load P = 10 kips and a transverse load V = 15 kips. The beam has length L = 6 ft. (a) Calculate the principal normal stresses an...
See AnswerQ: The torsional pendulum shown in the figure consists of a horizontal circular
The torsional pendulum shown in the figure consists of a horizontal circular disk of a mass M = 60 kg suspended by a vertical steel wire (G = 8 0GPa) of a length L = 2 m and diameter d = 4 mm. Calcula...
See AnswerQ: A pressurized circular cylinder has a sealed cover plate fastened with steel
A pressurized circular cylinder has a sealed cover plate fastened with steel bolts (see figure). The pressure p of the gas in the cylinder is 290 psi, the inside diameter D of the cylinder...
See AnswerQ: Consider the plane truss with a pin support at joint 3 and
Consider the plane truss with a pin support at joint 3 and a vertical roller support at joint 5 (see figure). (a) Find reactions at support joints 3 and 5. (b) Find axial forces in truss members 11 an...
See AnswerQ: A plane truss has a pin support at A and a roller
A plane truss has a pin support at A and a roller support at E (see figure). (a) Find reactions at all supports. (b) Find the axial force in truss member FE.
See AnswerQ: A plane truss has a pin support at F and a roller
A plane truss has a pin support at F and a roller support at D (see figure). (a) Find reactions at both supports. (b) Find the axial force in truss member FE.
See AnswerQ: Repeat 1.3-9 but use the method of sections
Repeat 1.3-9 but use the method of sections to find member forces in AC and BD. Data from Problem 9: Find support reactions at A and B and then use the method of joints to find all member forces. Le...
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