Question

4. Take a long pipe of approximately 50 cm length or more. You stand at one end and tell
someone to speak from the other end. Hear the sound and answer the following
questions:
a. Is the sound you hear normal or different? Please explain with proper reason.
b. If the total setup is put under the water, then will there be any difference? If yes,
explain why?

Answer 1

Answer:

Jh3 zd zjz¡*@;- Kaks skznsme sszma.a.zks jzdndkx djxjns