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Oscillations

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Question 24

A medical ultrasound transducer probe emits a longitudinal wave which travels through human muscle tissue. The speed of sound in muscle tissue is 1540 m s−11540\text{ m s}^{-1}1540 m s−1. The wavelength of the emitted wave is 0.44 mm0.44\text{ mm}0.44 mm.

a.

Calculate the frequency fff of the ultrasound wave.

[2]
b.

The ultrasound wave is generated by a piezoelectric ceramic element within the transducer. The vibrating face of this element oscillates with simple harmonic motion. Calculate the maximum acceleration amaxa_{\text{max}}amax​ of the vibrating face when the amplitude of its oscillation is 1.2×10−8 m1.2 \times 10^{-8}\text{ m}1.2×10−8 m.

[3]
Markscheme

Oscillations Questions

  1. A Level
  2. /Physics
  3. /Oscillations

39 exam-style questions on OCR A A Level Physics Oscillations, covering Simple harmonic oscillations, Energy of a simple harmonic oscillator, and Damping. Each one has a worked solution and a mark scheme showing where the marks go.

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