What is meant by focal plane?

What is meant by plane polarized light?

What is meant by plane polarised light. What type of wave show these property?

What is meant by lateral inversion of an image in a plane mirror ? Explain it with the help of a diagram.

What is meant by plane polarized light ? What type of waves show this property ? Describe a method for producing a beam of plane polarized light.

What is meant by plane polarised ligth ?Which type f waves show the property of polarisation ?Briefly discuss: polarisation by scattering and

What is meant by lateral inversion of an image in a plane mirror? Explain it with the help of a ray diagram.

What is meant by an octave.?