In which medium is the speed of sound maximum?

उत्तर: (A) Steel

• (A) बरोबर

  Correct: sound travels fastest in solids like steel (~5000–6000 m/s).

• (B) चूक

  Wrong: about 1500 m/s, slower than steel.

• (C) चूक

  Wrong: about 343 m/s, the slowest here.

• (D) चूक

  Wrong: about 1270 m/s, still slower than steel.