Machine Design
The effective stress in wire ropes during normal working is equal to the stress due to

Axial load plus stress due to acceleration/retardation
Bending plus stress due to acceleration/retardation
Axial load plus stress due to bending
Acceleration/retardation of masses plus stress due to bending

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Machine Design
Which is correct statement?

Both will be equally rigid
A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron
A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel
Which one is rigid will depend on several other factors

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