Recent content by BioMechanical

  1. B

    Calculating the Refraction Angle of a Light Ray Incident on a Prism

    ohhh i get it. Thanks a lot.
  2. B

    Calculating the Refraction Angle of a Light Ray Incident on a Prism

    Homework Statement A light ray is incident on a prism whose apex angle is 65.0°. The ray is incident at θa and leaves the prism with θa = θd. The refractive index of the prism glass is 1.54. Calculate θ ans:55.8° Homework Equations n1sin\phi1=n2sin\phi2 The Attempt at a...
  3. B

    Calculate the frequency of the siren

    Homework Statement A police car is moving towards the east at 34.0 m/s while sounding its siren. There is a wind blowing from the west with a speed of 15.0 m/s. A second police car is ahead of the first police car and is sounding its identical siren while moving towards the east at 32.0 m/s. A...