issb general knowledge MCQ #398

Doppler effect relates to?

issb general knowledge MCQ #398

  1. Question 1

    Q1. Doppler effect relates to?

    • A) Wave frequency change
    • B) Plant growth
    • C) Rock formation
    • D) Battery power

    Answer: Wave frequency change

    Explanation: Doppler effect is frequency change due to motion. This fact often appears in ISSB academic and general knowledge sections.