Question

what is the strain in a wire cable of original length 50m whose lenght increases by 2.5cm when a load is lifted ​

Answer 1

Thus the strain in the wire is 1/2000

Explanation:

AS we know that

Strain = increase in length/original length

=2.5/5000  (converting 50 m to cm = 5000 cm)  

=1/2000

Thus the strain in the wire is 1/2000

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