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A man is standing at distance of 660 m from a cliff. He hears the first echo of his clap after 4 second. The speed of the sound in air is____.
This question appeared in the MNPSC Prelims 2016 examination (GS). It is Question 198 out of 200 questions in this paper.
This question was part of the MNPSC Prelims 2016 (GS). The MNPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all MNPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.