Questions from Mechanics


Q: A copper alloy pipe with a yield stress sY = 290 MPa

A copper alloy pipe with a yield stress sY = 290 MPa is to carry an axial tensile load P = 1500 kN (see figure part a). Use a factor of safety of 1.8 against yielding. (a) If the thickness t of the pi...

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Q: 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...

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Q: Segments AB and BCD of beam ABCD are pin connected at x

Segments AB and BCD of beam ABCD are pin connected at x 5 10 ft. The beam is supported by a pin support at A and roller supports at C and D; the roller at D is rotated by 308 from the x axis (see figu...

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Q: 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...

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Q: 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.

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Q: 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.

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Q: Find support reactions at A and B and then use the method

Find support reactions at A and B and then use the method of joints to find all member forces. Let c = 8 ft and P = 20 kips.

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Q: Find support reactions at A and B and then use the method

Find support reactions at A and B and then use the method of joints to find all member forces. Let b = 3 m and P = 80 kN.

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Q: 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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Q: Repeat 1.3-10 but use the method of sections

Repeat 1.3-10 but use the method of sections to find member forces in AB and DC. Data from Problem 10: Find support reactions at A and B and then use the method of joints to find all member forces....

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