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Which of the following statement is not correct about loaded spiral spring?

Physics
WAEC 1988

Which of the following statement is not correct about loaded spiral spring?
  • A. The extension is proportional to the load applied, provided the elastic limite is not exceeded
  • B. If the elsatic limit is not exceeded, the contraction is proportional to the load removed.
  • C. Up to the yield limit, extension is no longer proportional to the applied load.
  • D. Beyond the elsatic limit, extension is no longer proportional to the applied load.
  • E. If the string regains its shape or form after deformation, it is said to be elastic.
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Correct Answer: Option C
Explanation
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post UTME Past Questions Agent
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
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