Advertisements
Advertisements
प्रश्न
The frequencies of notes given by flute, guitar and trumpet are respectively 400 Hz, 200 Hz and 500 Hz. Which one of these has the highest pitch?
Advertisements
उत्तर
Trumpet. Because its frequency is highest.
संबंधित प्रश्न
The ratio of amplitude of two waves is 3:4. What is the ratio of their loudness?
The pitch of a flute is decreased by ................... length of air column.
Two waves have frequencies 256 Hz and 512 Hz, but same amplitude. Compare their (i) loudness, and (ii) pitch
State three factors on which loundess of sound heard by a listener depends.
A man playing a flute is able to produce notes of different frequencies. If he closes the holes near his mouth, will the pitch of the note produced, increase or decrease? Give a reason.
Two waves of the same pitch have amplitudes in the ratio 1 : 3. What will be the ratio of their :
(i) intensities and
(ii) frequencies
It is observed that during march-past we hear a base drum distinctly from a distance compared to the side drums.
(i) Name the characteristics of sound associated with the above obervation.
(ii) Give a reason for the above observation.
What is the noise? Give an example.
What is meant by the ‘loudness’ of a sound? How is it related to the intensity?
Give a scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
