If va, vh, and vm are the speeds of sound in air, hydrogen and a metal at the same temperature, then ……..
A. vh > va > vm
B. vm > vh > va
C. vh > vm > va
D. va > vh > vm
Answer:B
If va, vh, and vm are the speeds of sound in air, hydrogen and a metal at the same temperature, then ……..
A. vh > va > vm B. vm > vh > va C. vh > vm > va D. va > vh > vm