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

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

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Machine Design
When the belt is transmitting maximum power,

None of these
The tension in tight side is twice the centrifugal tension
The tension in tight side is thrice the centrifugal tension
The tension in slack side is equal to the centrifugal tension

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