Question

(5) A person has deep voice. Will its frequency be
high or low?
(6) Name the sound producing organ in human.
(7) Of what is decibel a unit?
(8) In which medium the propagation of the sound
is the fastest, in water, glass, air or kerosene ?
(9) Which part of Tambura vibrates to produce sound ?
(19) Which part of harmonium vibrates to produce sound ?​

Answer 1

Answer:

(5) A person will have low frequency

(6) Larynx

(7) decibel is relative unit of measurement corresponding to one tenth of a bel. It is used to express the ratio of one value of power or root power quantity of another on a logarithmic scale

(8) Sound travel faster in glass than water

(19) keyword