A wire stretches 8mm under a load of 60N. A second wire of the same material, with half thediameter and a quarter of the length of the first wire, is stretched by the same load.
Assuming that Hooke's law is obeyed, what is the extension of this wire ?
A 1mm
B.4mm
C.8mm
D.16mm
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1mm....................
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A wire stretches 8mm under a load of 60N. A second wire of the same material, with half thediameter and a quarter of the length of the first wire, is stretched by the same load.
Assuming that Hooke's law is obeyed, what is the extension of this wire ?
Explanation:
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