balancingmist5812 balancingmist5812
  • 20-02-2024
  • Physics
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A copper wire is 1.0 m long and its diameter is 1.0 mm. If the wire hangs vertically, how much weight must be added to its free end in order to stretch it 3.0 mm?
a) 0.47 N
b) 0.94 N
c) 1.41 N
d) 2.83 N

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