pls. answer...

Asked by  | 10th May, 2009, 10:22: AM

Expert Answer:

The absolute refractive index of material is defined as

speed of light in vacuum 

speed of light in material

Relative refactive index is the ratio of absolute refractive index of one material compared to that of another. For example from water to glass.

 

Answered by  | 30th May, 2009, 11:03: AM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.