A cast-iron crank has a section on the line AB of the form shown. Show how to determine the greatest compressive and tensile stresses at AB, normal to the section, due to the thrust P of the connecting rod at the angle o shown. If the stresses at the section must not exceed 75 MN/m², either in tension or compression, find the maximum value of the thrust P. (Cambridge) 10cm A 3.75cm 3.25 cm 10cm 20cm 2.5cm 2.5cm

Elements Of Electromagnetics
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A cast-iron crank has a section on the line AB of the form shown. Show how to
determine the greatest compressive and tensile stresses at AB, normal to the section, due
to the thrust P of the connecting rod at the angle o shown.
If the stresses at the section must not exceed 75 MN/m², either in tension or
compression, find the maximum value of the thrust P. (Cambridge)
12.7
10cm
3.75 cm
3.25 cm J.A10cm
20 cm
2.5cm
2.5 cm
Transcribed Image Text:A cast-iron crank has a section on the line AB of the form shown. Show how to determine the greatest compressive and tensile stresses at AB, normal to the section, due to the thrust P of the connecting rod at the angle o shown. If the stresses at the section must not exceed 75 MN/m², either in tension or compression, find the maximum value of the thrust P. (Cambridge) 12.7 10cm 3.75 cm 3.25 cm J.A10cm 20 cm 2.5cm 2.5 cm
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