Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
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Q · Waves and SoundModerate · 45s
Which of the following is the correct order of speed of sound? 167
TopicWaves and Sound
Question Typemultiple choice
DifficultyModerate
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Sound travels faster in solids > liquids > gases due to particle closeness.
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Final Answer: Option B — Steel > Water > Air
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