# The Doppler’s effect is applicable for _____ ? with Answer - Everyday Science Mcqs | TestPrep

> Solved MCQ: The Doppler’s effect is applicable for _____ ? Correct Answer: C. Both Light waves and sound ways. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# The Doppler’s effect is applicable for _____ ?

Direct Answer & Quick Reference

The correct option is **C. Both Light waves and sound ways**.

An apparent change in the frequency of waves, as of sound or light, occurring when the source and observer are in motion relative to each other, with the frequency increasing when ...

A. light waves only

B. sound waves only

C. Both Light waves and sound ways **(Correct Answer)**

D. None of these

✨ Explain with AI

Verified Key: C. Both Light waves and sound ways
Solved by 3,914+ students

**Detailed Explanation & Reference:**

An apparent change in the frequency of waves, as of sound or light, occurring when the source and observer are in motion relative to each other, with the frequency increasing when the source and observer approach each other and decreasing when they move apart. Hence, it is applicable for both sound and light waves.

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