EASY
9th CBSE
IMPORTANT
Earn 100

Draw density-distance graph for a longitudinal wave.

Important Questions on Sound
EASY
9th CBSE
IMPORTANT
In the curve shown in the figure half the wavelength is

EASY
9th CBSE
IMPORTANT

EASY
9th CBSE
IMPORTANT
For hearing the loudest ticking sound heard by the ear, find the angle in the figure shown below

MEDIUM
9th CBSE
IMPORTANT

EASY
9th CBSE
IMPORTANT

EASY
9th CBSE
IMPORTANT

EASY
9th CBSE
IMPORTANT

EASY
9th CBSE
IMPORTANT
