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प्रश्न
Name the sound of the frequency given below:
1000 Hz
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उत्तर
Audible
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संबंधित प्रश्न
The sketches I to IV in following Figure show sound waves, all formed in the same time interval.
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| I | II |
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| III | IV |
Which diagram shows
- a note from a musical instrument
- a soft (or feeble) note,
- a bass (low frequency) note.
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.
 |
 |
 |
| (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.
Complete the following sentences:
An average person can hear sound of frequencies in the range ______ to _________.
What do you understand by the term ultrasonic vibrations?
The sonic boom of an aircraft has a time period of 0.00005s. Calculate the frequency of sound produced.
An electromagnetic wave has a time period of 4 × 10-8 s. Calculate its frequency in MHz.
What are ultrasonic?
Describe a simple method to find the depth of a submerged ship.
1 hertz is equal to
Bats produce ______ sound during screaming.
