Question

A long spring is stretched by 2cm and its potential energy is U, if the spring is stretched by
1ocm the potential energy stored in the would be:
a.U/5
b. U/25
c. 25u
d.5u​

Answer 1

Answer:

c.25u

Explanation:

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Answer 2

Answer:

U= 1/2 kx^2

u is directly proportional to x^2

answer is 25U