Physics 9702 · AS & A Level · Electromagnetic spectrum

Electromagnetic spectrum — practice question

An electromagnetic wave travelling in free space has a frequency of $2.5 \times 10^{14}\,\text{Hz}$. Which part of the electromagnetic spectrum contains this frequency?

  • Ainfrared
  • Bmicrowave
  • Cultraviolet
  • DX-ray

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