Machine Design
An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'.

One-half
One-fourth
Double
One-eighth

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

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

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