A 5 metre long wire is fixed to the ceiling. A weight of 10 kg is hung at the lower end at is 1 metre above the floor. The wire

A 5 metre long wire is fixed to the ceiling. A weight of 10 kg is hung at the lower end at is 1 metre above the floor. The wire was alongated by 1 mm. The energy stored in the wire due to stretching is
A. Zero
B. 0.05 joule
C. 100 joule
D. 500 joule

A 5 metre long wire is fixed to the ceiling. A weight of 10 kg is hung at the lower end at is 1 metre above the floor. The wire was alongated by 1 mm.

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