Q. What is the time interval between two successive wave crests or troughs as they pass a fixed point called?
Answer: Wave Period
Notes: The highest point of a wave is called crest.
The lowest point of a wave is called trough.
Wave period is merely the time interval between two successive wave crests or troughs as they pass a fixed point.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 45 in Oceanography - Coral Reefs, Tides and Waves in above course in App.