Solved UPSC CDS/OTA Question
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Q · Time, Speed and DistanceMedium · 45s
Two guns are fired at an interval of 13 min. from the same place. A person in a car approaching the place hears the 2nd report 12 min 30 sec after the 1st. What is the speed of the car if the speed of sound travels is 500 m/sec?
TopicTime, Speed and Distance
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Final Answer: Option D - 20 m/sec