Physics Optics Refraction and Reflection

Which one of the following statements about the refractive index of a material medium with respect to air is correct?

1
It can be either positive or negative
2
It can have zero value
3
It is unity of all material 
4
It is always greater than one

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters