The velocities of sound waves in four media P, Q, R and S are 18,000 km/h, 900 km/h, 0 km/h and 1200 km/h respectively. Which medium could be a liquid substance?
(a) P
(b) Q
(c) R
(d) S
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Answered by
1
Answer:
the answer is p because when the medium of p is the pressure washer t could also is awesome
Answered by
0
Answer:
p is right answer......hope this answer is helpful for you
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