Advertisements
Advertisements
प्रश्न
Name the principle used to find the depth of a sea.
एक पंक्ति में उत्तर
Advertisements
उत्तर
The depth of a sea can be found by the process of 'echo depth sounding'. This process is based on the principle of 'echo formation'.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
What are wavelength, frequency, time period and amplitude of a sound wave?
How is sound produced ?
Write the audible range of frequency for the normal human ear.
State the factors on which the pitch of a sound depends.
Name the characteristic which differentiates two sounds of the same pitch and same loudness.
What is the sound level for noise pollution?
Draw displacement-time graph of a wave and show on it the amplitude and time period of wave.
What is sound? Explain with example how does sound travel in a medium.
What type of sound is produced by elephants and whales?
Give scientific reasons.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
