Advertisements
Advertisements
प्रश्न
Sound is generated by the rhythmic ______ of an object.
Advertisements
उत्तर
Sound is generated by the rhythmic vibration of an object
संबंधित प्रश्न
What are wavelength, frequency, time period and amplitude of a sound wave?
Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given medium.
The sound of an explosion on the surface of a lake is heard by a boat man 100 m away and by a diver 100 m below the point of explosion.
(i) Who would hear the sound first: boatman or diver?
(ii) Give a reason for your answer in part (i).
(iii) If sound takes time t to reach the boatman, how much time approximately does it take to reach the diver?
What is the SI unit of frequency?
Define one hertz.
Name the Sound of the Frequency Given Below:
200 Hz
High-frequency sounds that cannot be heard by you are called _______.
When a sound wave travels through air, the air particles ______.
Two observers are stationed in two boats 4.5 km apart. A sound signal sent by one, under water, reaches the other after 3 seconds. What is the speed of sound in the water?
Unwanted sounds are called ______.
