Physics 9702 · AS & A Level · Electromagnetic spectrum

Electromagnetic spectrum — practice question

What approximate frequency range does infra-red radiation have?

  • A$1 \times 10^{3}\,\text{Hz}$ to $1 \times 10^{9}\,\text{Hz}$
  • B$1 \times 10^{9}\,\text{Hz}$ to $1 \times 10^{11}\,\text{Hz}$
  • C$1 \times 10^{11}\,\text{Hz}$ to $1 \times 10^{14}\,\text{Hz}$
  • D$1 \times 10^{14}\,\text{Hz}$ to $1 \times 10^{17}\,\text{Hz}$

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