A spring of spring constant 2 N/m is compressed by 1m. Which is a more meaningful statement.
A
The change in potential energy is 1J.
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B
The kinetic energy of the spring is 1J
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C
The spring has no energy
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D
The potential energy of the spring is 1J.
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Solution
The correct option is A The change in potential energy is 1J. The change in potential energy is 1J. We can associate any number to its energy when it is at its natural length.