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प्रश्न
Is the energy carried by the ultrasound very high or very low?
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उत्तर
The energy carried by ultrasonic sound is very high.
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संबंधित प्रश्न
A microphone is connected to the Y-input of a C.R.O Three different sounds are made in turn in front of the microphone. Their traces (a), (b) and (c) produces on the screen are shown in following figure.
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| (a) | (b) | (c) |
- Which trace is due to the loudest sound? Give reason for your answer.
- Which trace is due for the sound with the lowest pitch? Explain your answer.
Name the sound of the frequency given below:
100 Hz
Name the sound of the frequency given below:
1000 Hz
What is ultrasound?
What do you understand by the term sonic vibrations? State the range of sonic vibrations for the human ear.
Name three animals which can hear ultrasonic vibrations.
The sonic boom of an aircraft has a time period of 0.00005s. Calculate the frequency of sound produced.
What does SONAR stand for?
Describe a simple method to find the depth of a submerged ship.
Bats produce ______ sound during screaming.
