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A spiral spring of natural length 30.0cm and force constant of 20Nm-1 is compressed to ...

A spiral spring of natural length 30.0cm and force constant of 20Nm-1 is compressed to 20.0cm. Calculate the energy stored in the spring
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 0.1J
  • B 1.0J
  • C 10.0J
  • D 100.0J
Correct Answer: Option A
Explanation:
Energy = \(\frac{1}{2} ke^2 = \frac{1}{2} \times 20 \times 0.1^2\)
= 0.1J

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