Artículos de esta sección

• Velocity of a wave (2911)

  6 de enero de 2015 , por F_y_Q

  The wavelength of a wave is 0.00015 m and its frequency is 7 000 Hz. What is the velocity of the wave?

• Refraction and speed of light (2759)

  22 de octubre de 2014 , por F_y_Q

  The refractive index of green light in water is 1.42. What is its speed when it travels through water?

  (Velocity of light in a vacuum is 300 000 km/s).