Question

Which object is vibrating when the following sounds are produced? 

i) The sound of sitar or veena 

ii) The sound of tabla 

iii) The buzzing of bee or a mosquito 

iv) The sound of a school bell 

v) The sound of bursting balloon 

vi) The radio

Answer 1

i) Strings of sitar or veena vibrate to produce sound. 

ii) The skin of the tabla vibrate to produce sound. 

iii) Wings of mosquito or a bee vibrate to produce sound. 

iv) The disc of the bell when beated with hammer vibrate to produce sound. 

v) Air vibrates to produce sound.

vi) In the radio speakers vibrate to produce sound.