Question

इन मीडियम साउंड ट्रैवल्स फास्टेस्ट
ओ लिक्विड सॉलि़ड सी गैस एस डी वेक्यूम ​

Answer 1

Answer:

The speed of the sound depends on the medium in which it is transported. Sound travels fastest through solids, slower through liquids and slowest through gases.

Here steel is solid, water and kerosene oil is liquid and air is gas. Hence sound travels fastest through steel.