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

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

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Machine Design
The elasticity is the property of a material which enables it to

Draw into wires by the application of a tensile force
Resists fracture due to high impact loads
Retain deformation produced under load permanently
Regains its original shape after deformation when the external forces are removed

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Machine Design
When the belt speed increases

Power transmitted increases to a maximum value and then decreases
Power transmitted decreases
Power transmitted increases
Power transmitted remains the same

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