A fish rises vertically upward at 8 m s⁻¹ and observes a bird apparently diving vertically toward it at 12 m s⁻¹. The refractive index of water is 4/3. Find the actual downward speed of the bird in m s⁻¹.
Physics · Geometrical optics · apperant depth and shift due to slab
A fish rises vertically upward at 8 m s⁻¹ and observes a bird apparently diving vertically toward it at 12 m s⁻¹. The refractive index of water is 4/3. Find the actual downward speed of the bird in m s⁻¹.