Machine Design
For same pulley diameters, center distance, belt speed and belt and pulley materials,

Open belt drive transmits more power than crossed belt drive
Open and crossed belt drives transmit same power
Crossed belt drive transmits more power than open belt drive
Power transmission does not depend upon open and crossed types of constructions

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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
Regains its original shape after deformation when the external forces are removed
Retain deformation produced under load permanently

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