Question

Hey! 50 marks question is here!

What does this graph shows?
Answer correctly

Answer 1

$\bold{\boxed{Hoi!}}$

•Here it depends on ur standard that what would be the appropriate answer.
$\textbf{For \:a student\: in \:IX\: standard-}$
•The graph above represents motion of a sound wave.
•The displacement of the line shows the amplitude.(blue line)
•The red line shows the frequency which determine the pitch.
•The wavelength is represented by the one crest and one trough together(yellow line).

$\textbf{For \:a student\: in \:X\: standard-}$
• The graph above represents the motion of alternate current in a wire.

Answer 2

This graph shows sound wave