Question

7. A diffracting gratting is a suitable dispersing element that can isolate a selected band of
wavelengths by
(i) scattering
(ii) refraction,
(iii) constructive interference, (iv) absorption
21
idofinados​

Answer 1

Answer:

Explanation:

A diffraction grating is an optical element that divides(disperses) light composed of lots of different wavelengths(e.g., white light) into light components by wavelength. The simplest type of grating is one with a large number of evenly spaced parallel slits.