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प्रश्न
A man can hear the sound of frequency :
विकल्प
1 Hz
1000 Hz
200 kHz
5 MHz
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उत्तर
A man can hear the sound of frequency : 1000 Hz
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संबंधित प्रश्न
Complete the following sentences:
An average person can hear sound of frequencies in the range ______ to _________.
Name the sound of the frequency given below:
40 kHz
What do you understand by the term sonic vibrations? State the range of sonic vibrations for the human ear.
How do bats locate their prey during a flight?
State four practical uses of 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? State and explain two applications of ultrasounds.
State the main components of a hearing aid.
The range of audible frequency for the human ear is
