what are the properties of light ( in detail and it is not there in the study material )
The properties of light are:
(1) Intensity
(2) Direction of propagation
(3) Frequency or wavelength
(4) Polarization
(5) Phase
Question 09
Which of the following statements is not true?
(a) Materials are grouped for convenience
(b) Materials are grouped to study their properties
(c) Materials are grouped for fun
(d) Materials are grouped according to their uses