A 5 metre long wire is fixed to the ceiling. A weight of 10 kg is hung – McqOptions

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1.	A 5 metre long wire is fixed to the ceiling. A weight of 10 kg is hung at the lower end and is 1 metre above the floor. The wire was elongated by 1 mm. The energy stored in the wire due to stretching is [MP PET 1989]
A.	Zero
B.	0.05 joule
C.	100 joule
D.	500 joule
Answer» C. 100 joule

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