Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Wave Optics

Question:
Which of the following statement is incorrect conditions for producing sustained interference?
Options:
Phase difference b/w interfering waves remains constant with time.
Interfering waves have nearly same amplitude levels.
Interfering waves are of same frequency
Interfering waves are moving only in opposite directions.
Correct Answer:
Interfering waves are moving only in opposite directions.
Explanation:
Interfering waves move normal to wavefront in forward direction.