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Academics – Applied Mechanics : 2024/JUL/02
Question

Q2. A 220 mm long steel bolt has a 30 mm diameter for 150 mm of its length and a 2 5 mm diameter for the remainder of its length. The bolt is tightened so that there is a total extension of 0.4 mm.

Calculate EACH of the following:

(a) the tensile force within the bolt. (6)

(b) the strain energy stored within the bolt. (10)

Note: Modulus of Elasticity for the spring boll material = 190 GN/m2

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