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Why is to so that the sound of the whistle of a rail engine can be heard far away on rainy days in comparison to summer?a)Speed of sound increases when humidity decreasesb)Speed of sound increases when humidity increasesc)Speed of sound increases when the temperature decreasesd)Speed of sound increases as pressure increasesCorrect answer is option 'B'. Can you explain this answer? for UPSC 2024 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Why is to so that the sound of the whistle of a rail engine can be heard far away on rainy days in comparison to summer?a)Speed of sound increases when humidity decreasesb)Speed of sound increases when humidity increasesc)Speed of sound increases when the temperature decreasesd)Speed of sound increases as pressure increasesCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for UPSC 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Why is to so that the sound of the whistle of a rail engine can be heard far away on rainy days in comparison to summer?a)Speed of sound increases when humidity decreasesb)Speed of sound increases when humidity increasesc)Speed of sound increases when the temperature decreasesd)Speed of sound increases as pressure increasesCorrect answer is option 'B'. Can you explain this answer?.

Solutions for Why is to so that the sound of the whistle of a rail engine can be heard far away on rainy days in comparison to summer?a)Speed of sound increases when humidity decreasesb)Speed of sound increases when humidity increasesc)Speed of sound increases when the temperature decreasesd)Speed of sound increases as pressure increasesCorrect answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for UPSC. Download more important topics, notes, lectures and mock test series for UPSC Exam by signing up for free.

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