Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ - decoded step-by-step.
Solve it the standard way once - then learn the shortcut.
Q · Earthquakemedium · 45s
How is the epicenter of an earthquake located?
TopicEarthquake
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
By measuring the arrival times of P and S waves at different seismic stations, scientists use triangulation to pinpoint the epicenter location on the surface.
Final Answer: Option A - Using P wave arrival times at multiple stations