RRB Group D 5-Nov-2018 Shift 2 Solved Paper
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Question : 26 of 100
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Which of the following statements are true/false about the speed of sound in different mediums at 25°C.
A. In water (sea), the speed of sound is 1531 m/s.
B. In ethanol, the speed of sound is 1200 m/s.
A. In water (sea), the speed of sound is 1531 m/s.
B. In ethanol, the speed of sound is 1200 m/s.
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