A sound wave of wavelength 40 cm
travels in air. If the difference between maximum and minimum pressures at a given point is 1.0×10−3 N/m2
, then find the amplitude of vibrations of the particles of the medium.
[Bulk modulus of air is 1.4×105 N/m2
- 3.3×10−10 m
- 2.3×10−10 m
- 4.3×10−10 m
- 5.3×10−10 m