What is the ratio of the velocity of sound at 4 atmosphere to that at 1 atmosphere?A. 4 : 1B. 1 : 1C. 2 : 1D. 1 : 2 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Label {} [+] Name* Email* 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments