A wire suspended vertically from one of its ends is stretched by attaching a weight of 200 N to the lower end. The weight stretches the wire by 1mm. Then, the elastic energy stored in the wire is
a)
0.2 J
b)
10 J
c)
20 J
d)
0.1 J
A wire suspended vertically from one of its ends is stretched by attaching a weight of 200 N to the lower end. The weight stretches the wire by 1mm. Then, the elastic energy stored in the wire is
a)
0.2 J
b)
10 J
c)
20 J
d)
0.1 J
Question ID - 55813 | SaraNextGen Top Answer
A wire suspended vertically from one of its ends is stretched by attaching a weight of 200 N to the lower end. The weight stretches the wire by 1mm. Then, the elastic energy stored in the wire is
a)
0.2 J
b)
10 J
c)
20 J
d)
0.1 J
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A wire suspended vertically from one of its ends is stretched by attaching a weight of 200 N to the lower end. The weight stretches the wire by 1mm. Then, the elastic energy stored in the wire is |
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a) |
0.2 J |
b) |
10 J |
c) |
20 J |
d) |
0.1 J |
1 Answer
127 votes
Answer Key / Explanation : (d) -
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(d) Elastic energy stored in the wire is
= = = |
127 votes
Answer Link
127