A film is said to be thin if its thickness is (a) Much smaller than wavelength of light (b) Comparable with one wavelength of light (c) Of the order of nanometer (10-9 m) (d) Of the order of Pico meter (10-12 m)

A film is said to be thin if its thickness is
 (a) Much smaller than wavelength of light
 (b) Comparable with one wavelength of light
 (c) Of the order of nanometer (10-9 m)
 (d) Of the order of Pico meter (10-12 m)
by

1 Answer

Answer :

(b) Comparable with one wavelength of light
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