NCERT Exercise — Q8 - Sound
Question: Two children are at opposite ends of an aluminium rod. One strikes the end of the rod with a stone. Find the ratio of times taken by the sound wave in air and in aluminium to reach the second child.
Answer: The ratio of time taken by sound in air to sound in aluminium is ** ** (or approx. ).
Full step-by-step NCERT solution with diagrams on Something by Zero.