Velocity of sound in air is ? – McqOptions

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1.	Velocity of sound in air is ?
A.	300 m/s
B.	3.8 ´ 1010 m/s
C.	3 ´ 108 m/s
D.	9 ´ 1019 m/s
Answer» B. 3.8 ´ 1010 m/s

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