Sun November 04, 2012 By: Isha Gupta

why is spring made of steel not of copper

Expert Reply
Mon November 05, 2012
A better spring will be one ,in which a large restoring force is developed on being deformed.This,in turn,depends upon the elasticity of the material of spring.As Young 's Modulus of steel is greater than that of copper,steel is preferred to manufacture a spring.
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