An isochrone is a line on the basin map
Choose the correct answer
joining raingauge stations having equal rainfall duration
joining points having equal rainfall depth in a given interval
joining points having equal time of travel of surface runoff to the catchment outlet
joining points at equal distance from the catchment outlet
Correct Answer
C. joining points having equal time of travel of surface runoff to the catchment outlet
AI Detailed Explanation & IS Code Reference
Unlock the reasoning, formula path and code-linked notes inside your student dashboard.
Isochrones connect catchment points having the same travel time to the outlet
ScoreCardAI links this solution with subject, topic and difficulty signals so your scorecard can identify weak areas after a full mock test.
Practice more Civil Engineering questions
This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.