In a medium sound travels 2 km in 3 sec and in air, it travels 3 km in 10 sec. The ratio of the
wavelengths of sound in the two media is
(a) 1: 8
(b) 1:18
(c) 1:8
(d) 20:9
Answers
Answered by
7
Answer:
20:9
Explanation:
because it is the correct answer
Answered by
7
answer is 20/9
Explanation:
distance travel by light in both medium in one second is
2/3 in medium
10/3in air
ratio of wavelength of sound is
2/3/3/10
20/9
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