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संबंधित प्रश्न
Name the characteristic of sound in relation to its waveform
A wave passes from one medium to another medium. Mention one property of the wave out of speed, frequency or wavelength which changes.
State two factors on which the speed of a wave travelling in a medium depends.
How do bats avoid obstacles in their way, when in flight?
What adjustments would you make for tuning a stringed instrument for it to emit a note of a desired frequency?
Name two sound absorbing materials (or objects) which can make our big room less echoey.
Draw a labelled diagram to show the multiple reflections of sound in a part of the stethoscope tube.
A type of electromagnetic wave has a wavelength of 50 Å. Name the wave and state one use of this type of wave.
The direction of the incident sound, the direction of reflected sound, and the normal are in different Planes.
