Artículos de esta sección

• Waves: question about sound (3304)

  26 de agosto de 2015, por F_y_Q

  Is sound able to travel through a vacuum?

• Relation between frequency and wavelength (3140)

  8 de mayo de 2015, por F_y_Q

  A spring is producing waves with a frequency of 4 Hz and a wavelength 0.5 m. What is its velocity? What will be its wavelength if the frequency is doubled? What will be its wavelength if the frequency is reduced to half?

• 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).