(A) 332 ms-1 (X)
(B) 320 ms-1 (X)
(C) Zero ()
(D) 224 ms-1 (X)
Answers: Velocity of sound in vacuum is Zero.
Your email address will not be published. Required fields are marked *
Save my name, email, and website in this browser for the next time I comment.
Notify me of follow-up comments by email.
Notify me of new posts by email.