Health Policy & Legislation Regulation Finance & Practice Visual Representation
February 11, 2021
Just-in-Time (JIT) Process Improvements
February 11, 2021

Show transcribed image text 4.30 The spare wheel in an automobile is stored under the vehicle and raised and lowered by a cable, as shown in Figure P4.30. The wheel has a mass of 25 kg. The ultimate strength of the cable is 300 MPa, and it has an effective modulus of elasticity E = 180 GPa. The cable length is 36 cm. (a) For a factor of safety of 4, determine to the nearest millimeter the minimum diameter of the cable if failure due to rupture is to be avoided. (b) What is the maximum extension of the cable for the answer in part (a)?

 
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