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The displacement y of a particle in a medium can be expressed as y=10⁻⁶ (110 t+20 x+ / 4) m , where t is in seconds and x in meter. The speed of the wave is

Options

  1. A2000 ~m / s
  2. B5 ~m / s
  3. C20 ~m / s
  4. D5 m / s

Correct answer

B. 5 ~m / s

Step-by-step solution

v = k =5 ~ms ⁻¹

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