Physics A-Level
Amplitude and total energy
What Amplitude and total energy means in Physics A-Level, as defined for OCR.
Definition of Amplitude and total energy
Check what you remember
Read the wording for your board, then hide it and explain Amplitude and total energy in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
The total energy E = ½kA² = ½mω²A² remains constant, where A is amplitude.
Topics that use Amplitude and total energy
- Energy of a simple harmonic oscillator (OCR A-Level)
Related terms
- Conservation of energy in simple harmonic motion
- Energy–displacement relationships
- Parabolic energy curves
- Amplitude dependence of energy
- Conservation of total energy
- Kinetic and potential energy interchange
Using Amplitude and total energy in the exam
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