Physics 5054 · O Level · Dispersion of light

Dispersion of light — practice question

Violet and indigo light have the shortest wavelengths in the visible-light spectrum. In order of increasing wavelength, which three colours come immediately after indigo?

  • Ablue $\rightarrow$ green $\rightarrow$ orange
  • Bblue $\rightarrow$ green $\rightarrow$ yellow
  • Cgreen $\rightarrow$ blue $\rightarrow$ yellow
  • Dyellow $\rightarrow$ green $\rightarrow$ orange

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI