Advertisements
Advertisements
प्रश्न
Draw a labelled diagram to show the multiple reflections of sound in a part of the stethoscope tube.
Advertisements
उत्तर
We have to show a diagram representing the phenomenon of multiple reflection of sound wave by the inner walls of stethoscope.
APPEARS IN
संबंधित प्रश्न
Define amplitude term in relation to a wave.
What is a megaphone ? Name the principle on which a megaphone works.
Explain how the principle of echo is used by
The dolphin to locate small fish as its prey
Mention two properties of a wave, one property which varies and the other which remains constant when the wave passes from one medium to another.
What are fishing boats?
A cork piece is floating on the surface of the water in a pond. A piece of pebble is dropped into the water. What will be your observation?
Waves produced on the surface of the water are formed to move with a velocity of 24 ms−1. If the wavelength of these waves equals 20 cm. find the
(i) frequency (no. of waves produced per second)
(ii) the time period (i.e. the time required to produce one wave) for these waves.
