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14. waves and sound — Physics STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 SciencePhysics14. waves and sound1 Mark
MCQ
When a longitudinal wave propagates through a medium, the particles of the medium execute simple harmonic oscillations about their mean positions. These oscillations of a particle are characterised by an invariant
  • A
    Kinetic energy
  • B
    Potential energy
  • ✓
    Sum of kinetic energy and potential energy
  • D
    Difference between kinetic energy and potential energy
✓

Answer

Correct option: C.
Sum of kinetic energy and potential energy
c
(c)Total energy is conserved.

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